Browse All : Ozone

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Antarctic Ozone from TOMS: A …
Title Antarctic Ozone from TOMS: August 15, 2002, to September 29, 2002
Abstract Scientists from NASA and the National Oceanic and Atmospheric Administration (NOAA) have confirmed the ozone hole over the Antarctic this September is not only much smaller than it was in 2000 and 2001, but has split into two separate "holes"
Completed 2002-09-26
Antarctic Ozone from TOMS: A …
Title Antarctic Ozone from TOMS: August 15, 2002, to September 29, 2002
Abstract Scientists from NASA and the National Oceanic and Atmospheric Administration (NOAA) have confirmed the ozone hole over the Antarctic this September is not only much smaller than it was in 2000 and 2001, but has split into two separate "holes"
Completed 2002-09-26
Arctic Ozone from TOMS: Sept …
Title Arctic Ozone from TOMS: September 1, 1999 through November 30, 1999
Completed 1999-12-28
Maximum Ozone Hole Area for …
Title Maximum Ozone Hole Area for 1979
Abstract This still shows the maximum stratospheric ozone hole over the Antarctic for 1979.
Completed 2002-09-26
Close to Maximum Ozone Hole …
Title Close to Maximum Ozone Hole Area for 2003
Abstract This still shows close to the maximum stratospheric ozone hole over the Antarctic for Sept 11, 2003. The actual maximum happened on Sep 24, 2003.
Completed 2003-09-24
Graph Showing Antarctic Ozon …
Title Graph Showing Antarctic Ozone Decreasing by 60% from the 1950s to the 1980s
Abstract During the spring of 1985, British researchers using ground-based instruments measured dramatic changes in the ozone layer. As much as sixty percent of the ozone over Antarctica was rapidly disappearing each spring.
Completed 1999-04-09
Maximum Ozone Hole Area for …
Title Maximum Ozone Hole Area for 1982
Abstract This still shows the maximum stratospheric ozone hole over the Antarctic for 1982.
Completed 2002-09-26
Maximum Ozone Hole Area for …
Title Maximum Ozone Hole Area for 1983
Abstract This still shows the maximum stratospheric ozone hole over the Antarctic for 1983.
Completed 2002-09-26
Maximum Ozone Hole Area for …
Title Maximum Ozone Hole Area for 1987
Abstract This still shows the maximum stratospheric ozone hole over the Antarctic for 1987.
Completed 2002-09-26
SBUV 2-Day Running Average P …
Title SBUV 2-Day Running Average Profile and Total Ozone: June 1985 - November 1985
Completed 1994-09-30
Maximum Ozone Hole Area for …
Title Maximum Ozone Hole Area for 1985
Abstract This still shows the maximum stratospheric ozone hole over the Antarctic for 1985.
Completed 2002-09-26
Tropospheric Ozone Impacts G …
Title Tropospheric Ozone Impacts Global Climate Warming - Cartesian Dissolve
Abstract In the first global assessment of the impact of ozone on climate warming, scientists at the NASA Goddard Institute for Space Studies (GISS), New York, evaluated how ozone in the lowest part of the atmosphere (the troposphere) changed temperatures over the past 100 years. Using the best available estimates of global emissions of gases that create ozone, the GISS computer model study reveals how much this single air pollutant and greenhouse gas has contributed to warming in specific regions of the world. Ozone was responsible for one-third to half of the observed warming trend in the Arctic during winter and spring, according to the new research. Ozone is transported from the industrialized countries in the Northern Hemisphere to the Arctic quite efficiently during these seasons. The findings will be published soon in the American Geophysical Union's Journal of Geophysical Research-Atmospheres. The impact of ozone air pollution on climate warming is difficult to pinpoint because, unlike other greenhouse gases such as carbon dioxide, ozone does not last long enough in the lower atmosphere to spread uniformly around the globe. Its warming impact is much more closely tied to the region it originated from. To capture this complex picture, the GISS scientists used a suite of three-dimensional computer models that starts with data on ozone sources and then tracks how ozone chemically evolved and moved around the world over the past century. The research was supported by NASA's Atmospheric Chemistry Modeling and Analysis Program.
Completed 2006-02-15
Tropospheric Ozone Impacts G …
Title Tropospheric Ozone Impacts Global Climate Warming - Cartesian Dissolve
Abstract In the first global assessment of the impact of ozone on climate warming, scientists at the NASA Goddard Institute for Space Studies (GISS), New York, evaluated how ozone in the lowest part of the atmosphere (the troposphere) changed temperatures over the past 100 years. Using the best available estimates of global emissions of gases that create ozone, the GISS computer model study reveals how much this single air pollutant and greenhouse gas has contributed to warming in specific regions of the world. Ozone was responsible for one-third to half of the observed warming trend in the Arctic during winter and spring, according to the new research. Ozone is transported from the industrialized countries in the Northern Hemisphere to the Arctic quite efficiently during these seasons. The findings will be published soon in the American Geophysical Union's Journal of Geophysical Research-Atmospheres. The impact of ozone air pollution on climate warming is difficult to pinpoint because, unlike other greenhouse gases such as carbon dioxide, ozone does not last long enough in the lower atmosphere to spread uniformly around the globe. Its warming impact is much more closely tied to the region it originated from. To capture this complex picture, the GISS scientists used a suite of three-dimensional computer models that starts with data on ozone sources and then tracks how ozone chemically evolved and moved around the world over the past century. The research was supported by NASA's Atmospheric Chemistry Modeling and Analysis Program.
Completed 2006-02-15
Tropospheric Ozone Impacts G …
Title Tropospheric Ozone Impacts Global Climate Warming - Cartesian Dissolve
Abstract In the first global assessment of the impact of ozone on climate warming, scientists at the NASA Goddard Institute for Space Studies (GISS), New York, evaluated how ozone in the lowest part of the atmosphere (the troposphere) changed temperatures over the past 100 years. Using the best available estimates of global emissions of gases that create ozone, the GISS computer model study reveals how much this single air pollutant and greenhouse gas has contributed to warming in specific regions of the world. Ozone was responsible for one-third to half of the observed warming trend in the Arctic during winter and spring, according to the new research. Ozone is transported from the industrialized countries in the Northern Hemisphere to the Arctic quite efficiently during these seasons. The findings will be published soon in the American Geophysical Union's Journal of Geophysical Research-Atmospheres. The impact of ozone air pollution on climate warming is difficult to pinpoint because, unlike other greenhouse gases such as carbon dioxide, ozone does not last long enough in the lower atmosphere to spread uniformly around the globe. Its warming impact is much more closely tied to the region it originated from. To capture this complex picture, the GISS scientists used a suite of three-dimensional computer models that starts with data on ozone sources and then tracks how ozone chemically evolved and moved around the world over the past century. The research was supported by NASA's Atmospheric Chemistry Modeling and Analysis Program.
Completed 2006-02-15
Tropospheric Ozone Impacts G …
Title Tropospheric Ozone Impacts Global Climate Warming - Cartesian Dissolve
Abstract In the first global assessment of the impact of ozone on climate warming, scientists at the NASA Goddard Institute for Space Studies (GISS), New York, evaluated how ozone in the lowest part of the atmosphere (the troposphere) changed temperatures over the past 100 years. Using the best available estimates of global emissions of gases that create ozone, the GISS computer model study reveals how much this single air pollutant and greenhouse gas has contributed to warming in specific regions of the world. Ozone was responsible for one-third to half of the observed warming trend in the Arctic during winter and spring, according to the new research. Ozone is transported from the industrialized countries in the Northern Hemisphere to the Arctic quite efficiently during these seasons. The findings will be published soon in the American Geophysical Union's Journal of Geophysical Research-Atmospheres. The impact of ozone air pollution on climate warming is difficult to pinpoint because, unlike other greenhouse gases such as carbon dioxide, ozone does not last long enough in the lower atmosphere to spread uniformly around the globe. Its warming impact is much more closely tied to the region it originated from. To capture this complex picture, the GISS scientists used a suite of three-dimensional computer models that starts with data on ozone sources and then tracks how ozone chemically evolved and moved around the world over the past century. The research was supported by NASA's Atmospheric Chemistry Modeling and Analysis Program.
Completed 2006-02-15
Ozone Visualization Comparis …
Title Ozone Visualization Comparison
Abstract This ozone hole animation was created for the panel session 'Astrophysics or Astro-graphics' at the workshop 'Communicating Astronomy to the Public' on October 2, 2003. The purpose of the animation was to illustrate two different ways that a visualization might be structured based on the amount of time the viewer had to look at it. The animation on the left fully illustrated the data, imperfections and all, under the assumption that a presenter would have time to explain the animation in detail. The animation on the right had all the data 'imperfections' removed by interpolation, under the assumption that the viewer would only have 20 or 30 seconds to look at it (on the evening news, for example) with only the briefest of explanations. The problem was that, without explanation, a layman might interpret the region of missing data in the movie on the left to be the ozone hole, instead of the central blue region. The point was that the truth of a visualization lies in the mind of the beholder, not in the absolute content of the imagery.
Completed 2003-09-30
TOMS Ozone Holds Key to Ozon …
Title TOMS Ozone Holds Key to Ozone Trends
Abstract Chemicals and transport process have led to changes in the stratospheric ozone. Scientists need measurments of many different chemical species to puzzle out the observed changes. Aura data will improve our capability to predict ozone changes and help untangle the roles of transport and chemistry in determining ozone trends. This sequence starts with the actual size of our thin fragile part of our atmosphere that carries ozone. Then, the atmosphere is magnified. Inside, is a dynamic and active system of chemicals that moves ozone throughout our atmosphere.
Completed 2004-05-13
TOMS Ozone Holds Key to Ozon …
Title TOMS Ozone Holds Key to Ozone Trends
Abstract Chemicals and transport process have led to changes in the stratospheric ozone. Scientists need measurments of many different chemical species to puzzle out the observed changes. Aura data will improve our capability to predict ozone changes and help untangle the roles of transport and chemistry in determining ozone trends. This sequence starts with the actual size of our thin fragile part of our atmosphere that carries ozone. Then, the atmosphere is magnified. Inside, is a dynamic and active system of chemicals that moves ozone throughout our atmosphere.
Completed 2004-05-13
TOMS Ozone Holds Key to Ozon …
Title TOMS Ozone Holds Key to Ozone Trends
Abstract Chemicals and transport process have led to changes in the stratospheric ozone. Scientists need measurments of many different chemical species to puzzle out the observed changes. Aura data will improve our capability to predict ozone changes and help untangle the roles of transport and chemistry in determining ozone trends. This sequence starts with the actual size of our thin fragile part of our atmosphere that carries ozone. Then, the atmosphere is magnified. Inside, is a dynamic and active system of chemicals that moves ozone throughout our atmosphere.
Completed 2004-05-13
TOMS Ozone Holds Key to Ozon …
Title TOMS Ozone Holds Key to Ozone Trends
Abstract Chemicals and transport process have led to changes in the stratospheric ozone. Scientists need measurments of many different chemical species to puzzle out the observed changes. Aura data will improve our capability to predict ozone changes and help untangle the roles of transport and chemistry in determining ozone trends. This sequence starts with the actual size of our thin fragile part of our atmosphere that carries ozone. Then, the atmosphere is magnified. Inside, is a dynamic and active system of chemicals that moves ozone throughout our atmosphere.
Completed 2004-05-13
Aura/OMI Ozone Hole from Sep …
Title Aura/OMI Ozone Hole from September 12, 2004 to November 15, 2004 with Polar Vortex Demarced
Abstract Data from NASA satellites establishes a 40-year record of stratospheric ozone measurements. The stratospheric ozone layer shields life on Earth from harmful solar ultraviolet (UV) radiation. Research shows that excess exposure to UV radiation causes skin cancer and eye problems and impacts plant growth. Global stratospheric ozone has decreased by 3 percent globally between 1980 and 2000 and has thinned by 50 percent over Antarctica in winter and spring. Depletion of the ozone layer allows more UV radiation to reach the Earth's surface. This animation shows the ozone layer blocking harmful UV radiation from the Earth's surface. The hole in the ozone is seen in purple. The location, size, and shape of the polar vortex is derived from potential vorticity data, PV. The PV, shown in white at 550 degrees Kelvin, is an atmospheric regional event that isolates polar air from the air at lower latitudes, producing conditions favorable for wintertime polar ozone depletion. The animation shows that most of the low-temperature and chemically-perturbed region is confined within the polar vortex during the Antarctic winter.
Completed 2004-11-30
Aura/OMI Ozone Hole from Sep …
Title Aura/OMI Ozone Hole from September 12, 2004 to November 15, 2004 with Polar Vortex Demarced
Abstract Data from NASA satellites establishes a 40-year record of stratospheric ozone measurements. The stratospheric ozone layer shields life on Earth from harmful solar ultraviolet (UV) radiation. Research shows that excess exposure to UV radiation causes skin cancer and eye problems and impacts plant growth. Global stratospheric ozone has decreased by 3 percent globally between 1980 and 2000 and has thinned by 50 percent over Antarctica in winter and spring. Depletion of the ozone layer allows more UV radiation to reach the Earth's surface. This animation shows the ozone layer blocking harmful UV radiation from the Earth's surface. The hole in the ozone is seen in purple. The location, size, and shape of the polar vortex is derived from potential vorticity data, PV. The PV, shown in white at 550 degrees Kelvin, is an atmospheric regional event that isolates polar air from the air at lower latitudes, producing conditions favorable for wintertime polar ozone depletion. The animation shows that most of the low-temperature and chemically-perturbed region is confined within the polar vortex during the Antarctic winter.
Completed 2004-11-30
Aura/OMI Ozone Hole from Sep …
Title Aura/OMI Ozone Hole from September 12, 2004 to November 15, 2004 with Polar Vortex Demarced
Abstract Data from NASA satellites establishes a 40-year record of stratospheric ozone measurements. The stratospheric ozone layer shields life on Earth from harmful solar ultraviolet (UV) radiation. Research shows that excess exposure to UV radiation causes skin cancer and eye problems and impacts plant growth. Global stratospheric ozone has decreased by 3 percent globally between 1980 and 2000 and has thinned by 50 percent over Antarctica in winter and spring. Depletion of the ozone layer allows more UV radiation to reach the Earth's surface. This animation shows the ozone layer blocking harmful UV radiation from the Earth's surface. The hole in the ozone is seen in purple. The location, size, and shape of the polar vortex is derived from potential vorticity data, PV. The PV, shown in white at 550 degrees Kelvin, is an atmospheric regional event that isolates polar air from the air at lower latitudes, producing conditions favorable for wintertime polar ozone depletion. The animation shows that most of the low-temperature and chemically-perturbed region is confined within the polar vortex during the Antarctic winter.
Completed 2004-11-30
Aura/OMI Ozone Hole from Sep …
Title Aura/OMI Ozone Hole from September 12, 2004 to November 15,2004
Abstract Data from NASA satellites establishes a 40 year record of stratospheric ozone measurements. The stratospheric ozone layer shields life on Earth from harmful solar ultraviolet (UV) radiation. Research shows that excess exposure to UV radiation causes skin cancer and eye problems and impacts plant growth. Global stratospheric ozone has decreased by 3 percent globally between 1980 and 2000 and has thinned by 50 percent over Antarctica in winter and spring. Depletion of the ozone layer allows more UV radiation to reach the Earth's surface. This animation shows the ozone layer blocking harmful UV radiation from the Earth's surface. The hole in the ozone is seen in purple.
Completed 2004-11-30
Aura/OMI Ozone Hole from Sep …
Title Aura/OMI Ozone Hole from September 12, 2004 to November 15,2004
Abstract Data from NASA satellites establishes a 40 year record of stratospheric ozone measurements. The stratospheric ozone layer shields life on Earth from harmful solar ultraviolet (UV) radiation. Research shows that excess exposure to UV radiation causes skin cancer and eye problems and impacts plant growth. Global stratospheric ozone has decreased by 3 percent globally between 1980 and 2000 and has thinned by 50 percent over Antarctica in winter and spring. Depletion of the ozone layer allows more UV radiation to reach the Earth's surface. This animation shows the ozone layer blocking harmful UV radiation from the Earth's surface. The hole in the ozone is seen in purple.
Completed 2004-11-30
1993 Daily Ozone from Nimbus …
Title 1993 Daily Ozone from Nimbus-7
Abstract In this animation of total ozone, the luminance values of the colors bounding areas of missing data are used in interpolating over these regions. The missing data are mapped to the grayscale portion of the color map.
Completed 1994-10-03
TOMS Ozone at the South Pole …
Title TOMS Ozone at the South Pole: October Averages from 1979 through 2000
Abstract The year 2000's Antarctic ozone hole is the largest ever observed. Scientists continue to investigate the phenomenon, and are somewhat surprised by its scale. Using data from NASA's Total Ozone Mapping Spectrometer (TOMS) instrument onboard the Earth Probe satellite, researchers can evaluate and compare current conditions over the south pole to readings taken by other instruments in years past. Continued monitoring of polar ozone levels helps researchers gain a better understanding of how the planet's climate may be changing. The following animation shows how ozone loss at the south pole has grown since the mid-80s. Early readings over Antarctica indicate little or no ozone depletion beyond naturally predicted levels. But as the 80s and 90s progress, a clear change in atmospheric chemistry takes place at the bottom of the world. The hole starts small in the late 80s and spreads as subsequent winter cycles break apart ozone molecules.
Completed 2000-10-03
TOMS Ozone at the South Pole …
Title TOMS Ozone at the South Pole: October Averages from 1979 through 2000
Abstract The year 2000's Antarctic ozone hole is the largest ever observed. Scientists continue to investigate the phenomenon, and are somewhat surprised by its scale. Using data from NASA's Total Ozone Mapping Spectrometer (TOMS) instrument onboard the Earth Probe satellite, researchers can evaluate and compare current conditions over the south pole to readings taken by other instruments in years past. Continued monitoring of polar ozone levels helps researchers gain a better understanding of how the planet's climate may be changing. The following animation shows how ozone loss at the south pole has grown since the mid-80s. Early readings over Antarctica indicate little or no ozone depletion beyond naturally predicted levels. But as the 80s and 90s progress, a clear change in atmospheric chemistry takes place at the bottom of the world. The hole starts small in the late 80s and spreads as subsequent winter cycles break apart ozone molecules.
Completed 2000-10-03
TOMS Ozone at the South Pole …
Title TOMS Ozone at the South Pole: October Averages from 1979 through 2000
Abstract The year 2000's Antarctic ozone hole is the largest ever observed. Scientists continue to investigate the phenomenon, and are somewhat surprised by its scale. Using data from NASA's Total Ozone Mapping Spectrometer (TOMS) instrument onboard the Earth Probe satellite, researchers can evaluate and compare current conditions over the south pole to readings taken by other instruments in years past. Continued monitoring of polar ozone levels helps researchers gain a better understanding of how the planet's climate may be changing. The following animation shows how ozone loss at the south pole has grown since the mid-80s. Early readings over Antarctica indicate little or no ozone depletion beyond naturally predicted levels. But as the 80s and 90s progress, a clear change in atmospheric chemistry takes place at the bottom of the world. The hole starts small in the late 80s and spreads as subsequent winter cycles break apart ozone molecules.
Completed 2000-10-03
TOMS Ozone at the South Pole …
Title TOMS Ozone at the South Pole: October Averages from 1979 through 2000
Abstract The year 2000's Antarctic ozone hole is the largest ever observed. Scientists continue to investigate the phenomenon, and are somewhat surprised by its scale. Using data from NASA's Total Ozone Mapping Spectrometer (TOMS) instrument onboard the Earth Probe satellite, researchers can evaluate and compare current conditions over the south pole to readings taken by other instruments in years past. Continued monitoring of polar ozone levels helps researchers gain a better understanding of how the planet's climate may be changing. The following animation shows how ozone loss at the south pole has grown since the mid-80s. Early readings over Antarctica indicate little or no ozone depletion beyond naturally predicted levels. But as the 80s and 90s progress, a clear change in atmospheric chemistry takes place at the bottom of the world. The hole starts small in the late 80s and spreads as subsequent winter cycles break apart ozone molecules.
Completed 2000-10-03
TOMS Ozone at the South Pole …
Title TOMS Ozone at the South Pole: October Averages from 1979 through 2000
Abstract The year 2000's Antarctic ozone hole is the largest ever observed. Scientists continue to investigate the phenomenon, and are somewhat surprised by its scale. Using data from NASA's Total Ozone Mapping Spectrometer (TOMS) instrument onboard the Earth Probe satellite, researchers can evaluate and compare current conditions over the south pole to readings taken by other instruments in years past. Continued monitoring of polar ozone levels helps researchers gain a better understanding of how the planet's climate may be changing. The following animation shows how ozone loss at the south pole has grown since the mid-80s. Early readings over Antarctica indicate little or no ozone depletion beyond naturally predicted levels. But as the 80s and 90s progress, a clear change in atmospheric chemistry takes place at the bottom of the world. The hole starts small in the late 80s and spreads as subsequent winter cycles break apart ozone molecules.
Completed 2000-10-03
TOMS Ozone at the South Pole …
Title TOMS Ozone at the South Pole: October Averages from 1979 through 2000
Abstract The year 2000's Antarctic ozone hole is the largest ever observed. Scientists continue to investigate the phenomenon, and are somewhat surprised by its scale. Using data from NASA's Total Ozone Mapping Spectrometer (TOMS) instrument onboard the Earth Probe satellite, researchers can evaluate and compare current conditions over the south pole to readings taken by other instruments in years past. Continued monitoring of polar ozone levels helps researchers gain a better understanding of how the planet's climate may be changing. The following animation shows how ozone loss at the south pole has grown since the mid-80s. Early readings over Antarctica indicate little or no ozone depletion beyond naturally predicted levels. But as the 80s and 90s progress, a clear change in atmospheric chemistry takes place at the bottom of the world. The hole starts small in the late 80s and spreads as subsequent winter cycles break apart ozone molecules.
Completed 2000-10-03
TOMS Ozone at the South Pole …
Title TOMS Ozone at the South Pole: October Averages from 1979 through 2000
Abstract The year 2000's Antarctic ozone hole is the largest ever observed. Scientists continue to investigate the phenomenon, and are somewhat surprised by its scale. Using data from NASA's Total Ozone Mapping Spectrometer (TOMS) instrument onboard the Earth Probe satellite, researchers can evaluate and compare current conditions over the south pole to readings taken by other instruments in years past. Continued monitoring of polar ozone levels helps researchers gain a better understanding of how the planet's climate may be changing. The following animation shows how ozone loss at the south pole has grown since the mid-80s. Early readings over Antarctica indicate little or no ozone depletion beyond naturally predicted levels. But as the 80s and 90s progress, a clear change in atmospheric chemistry takes place at the bottom of the world. The hole starts small in the late 80s and spreads as subsequent winter cycles break apart ozone molecules.
Completed 2000-10-03
TOMS Ozone at the South Pole …
Title TOMS Ozone at the South Pole: October Averages from 1979 through 2000
Abstract The year 2000's Antarctic ozone hole is the largest ever observed. Scientists continue to investigate the phenomenon, and are somewhat surprised by its scale. Using data from NASA's Total Ozone Mapping Spectrometer (TOMS) instrument onboard the Earth Probe satellite, researchers can evaluate and compare current conditions over the south pole to readings taken by other instruments in years past. Continued monitoring of polar ozone levels helps researchers gain a better understanding of how the planet's climate may be changing. The following animation shows how ozone loss at the south pole has grown since the mid-80s. Early readings over Antarctica indicate little or no ozone depletion beyond naturally predicted levels. But as the 80s and 90s progress, a clear change in atmospheric chemistry takes place at the bottom of the world. The hole starts small in the late 80s and spreads as subsequent winter cycles break apart ozone molecules.
Completed 2000-10-03
TOMS Ozone at the South Pole …
Title TOMS Ozone at the South Pole: October Averages from 1979 through 2000
Abstract The year 2000's Antarctic ozone hole is the largest ever observed. Scientists continue to investigate the phenomenon, and are somewhat surprised by its scale. Using data from NASA's Total Ozone Mapping Spectrometer (TOMS) instrument onboard the Earth Probe satellite, researchers can evaluate and compare current conditions over the south pole to readings taken by other instruments in years past. Continued monitoring of polar ozone levels helps researchers gain a better understanding of how the planet's climate may be changing. The following animation shows how ozone loss at the south pole has grown since the mid-80s. Early readings over Antarctica indicate little or no ozone depletion beyond naturally predicted levels. But as the 80s and 90s progress, a clear change in atmospheric chemistry takes place at the bottom of the world. The hole starts small in the late 80s and spreads as subsequent winter cycles break apart ozone molecules.
Completed 2000-10-03
TOMS Ozone at the South Pole …
Title TOMS Ozone at the South Pole: October Averages from 1979 through 2000
Abstract The year 2000's Antarctic ozone hole is the largest ever observed. Scientists continue to investigate the phenomenon, and are somewhat surprised by its scale. Using data from NASA's Total Ozone Mapping Spectrometer (TOMS) instrument onboard the Earth Probe satellite, researchers can evaluate and compare current conditions over the south pole to readings taken by other instruments in years past. Continued monitoring of polar ozone levels helps researchers gain a better understanding of how the planet's climate may be changing. The following animation shows how ozone loss at the south pole has grown since the mid-80s. Early readings over Antarctica indicate little or no ozone depletion beyond naturally predicted levels. But as the 80s and 90s progress, a clear change in atmospheric chemistry takes place at the bottom of the world. The hole starts small in the late 80s and spreads as subsequent winter cycles break apart ozone molecules.
Completed 2000-10-03
TOMS Ozone at the South Pole …
Title TOMS Ozone at the South Pole: October Averages from 1979 through 2000
Abstract The year 2000's Antarctic ozone hole is the largest ever observed. Scientists continue to investigate the phenomenon, and are somewhat surprised by its scale. Using data from NASA's Total Ozone Mapping Spectrometer (TOMS) instrument onboard the Earth Probe satellite, researchers can evaluate and compare current conditions over the south pole to readings taken by other instruments in years past. Continued monitoring of polar ozone levels helps researchers gain a better understanding of how the planet's climate may be changing. The following animation shows how ozone loss at the south pole has grown since the mid-80s. Early readings over Antarctica indicate little or no ozone depletion beyond naturally predicted levels. But as the 80s and 90s progress, a clear change in atmospheric chemistry takes place at the bottom of the world. The hole starts small in the late 80s and spreads as subsequent winter cycles break apart ozone molecules.
Completed 2000-10-03
TOMS Ozone at the South Pole …
Title TOMS Ozone at the South Pole: October Averages from 1979 through 2000
Abstract The year 2000's Antarctic ozone hole is the largest ever observed. Scientists continue to investigate the phenomenon, and are somewhat surprised by its scale. Using data from NASA's Total Ozone Mapping Spectrometer (TOMS) instrument onboard the Earth Probe satellite, researchers can evaluate and compare current conditions over the south pole to readings taken by other instruments in years past. Continued monitoring of polar ozone levels helps researchers gain a better understanding of how the planet's climate may be changing. The following animation shows how ozone loss at the south pole has grown since the mid-80s. Early readings over Antarctica indicate little or no ozone depletion beyond naturally predicted levels. But as the 80s and 90s progress, a clear change in atmospheric chemistry takes place at the bottom of the world. The hole starts small in the late 80s and spreads as subsequent winter cycles break apart ozone molecules.
Completed 2000-10-03
Minimum Measured Ozone Level …
Title Minimum Measured Ozone Level in 1989
Completed 2002-10-09
TOMS Ozone at the South Pole …
Title TOMS Ozone at the South Pole: October Averages from 1979 through 2000
Abstract The year 2000's Antarctic ozone hole is the largest ever observed. Scientists continue to investigate the phenomenon, and are somewhat surprised by its scale. Using data from NASA's Total Ozone Mapping Spectrometer (TOMS) instrument onboard the Earth Probe satellite, researchers can evaluate and compare current conditions over the south pole to readings taken by other instruments in years past. Continued monitoring of polar ozone levels helps researchers gain a better understanding of how the planet's climate may be changing. The following animation shows how ozone loss at the south pole has grown since the mid-80s. Early readings over Antarctica indicate little or no ozone depletion beyond naturally predicted levels. But as the 80s and 90s progress, a clear change in atmospheric chemistry takes place at the bottom of the world. The hole starts small in the late 80s and spreads as subsequent winter cycles break apart ozone molecules.
Completed 2000-10-03
TOMS Ozone at the South Pole …
Title TOMS Ozone at the South Pole: October Averages from 1979 through 2000
Abstract The year 2000's Antarctic ozone hole is the largest ever observed. Scientists continue to investigate the phenomenon, and are somewhat surprised by its scale. Using data from NASA's Total Ozone Mapping Spectrometer (TOMS) instrument onboard the Earth Probe satellite, researchers can evaluate and compare current conditions over the south pole to readings taken by other instruments in years past. Continued monitoring of polar ozone levels helps researchers gain a better understanding of how the planet's climate may be changing. The following animation shows how ozone loss at the south pole has grown since the mid-80s. Early readings over Antarctica indicate little or no ozone depletion beyond naturally predicted levels. But as the 80s and 90s progress, a clear change in atmospheric chemistry takes place at the bottom of the world. The hole starts small in the late 80s and spreads as subsequent winter cycles break apart ozone molecules.
Completed 2000-10-03
TOMS Ozone at the South Pole …
Title TOMS Ozone at the South Pole: October Averages from 1979 through 2000
Abstract The year 2000's Antarctic ozone hole is the largest ever observed. Scientists continue to investigate the phenomenon, and are somewhat surprised by its scale. Using data from NASA's Total Ozone Mapping Spectrometer (TOMS) instrument onboard the Earth Probe satellite, researchers can evaluate and compare current conditions over the south pole to readings taken by other instruments in years past. Continued monitoring of polar ozone levels helps researchers gain a better understanding of how the planet's climate may be changing. The following animation shows how ozone loss at the south pole has grown since the mid-80s. Early readings over Antarctica indicate little or no ozone depletion beyond naturally predicted levels. But as the 80s and 90s progress, a clear change in atmospheric chemistry takes place at the bottom of the world. The hole starts small in the late 80s and spreads as subsequent winter cycles break apart ozone molecules.
Completed 2000-10-03
TOMS Ozone at the South Pole …
Title TOMS Ozone at the South Pole: October Averages from 1979 through 2000
Abstract The year 2000's Antarctic ozone hole is the largest ever observed. Scientists continue to investigate the phenomenon, and are somewhat surprised by its scale. Using data from NASA's Total Ozone Mapping Spectrometer (TOMS) instrument onboard the Earth Probe satellite, researchers can evaluate and compare current conditions over the south pole to readings taken by other instruments in years past. Continued monitoring of polar ozone levels helps researchers gain a better understanding of how the planet's climate may be changing. The following animation shows how ozone loss at the south pole has grown since the mid-80s. Early readings over Antarctica indicate little or no ozone depletion beyond naturally predicted levels. But as the 80s and 90s progress, a clear change in atmospheric chemistry takes place at the bottom of the world. The hole starts small in the late 80s and spreads as subsequent winter cycles break apart ozone molecules.
Completed 2000-10-03
TOMS Ozone at the South Pole …
Title TOMS Ozone at the South Pole: October Averages from 1979 through 2000
Abstract The year 2000's Antarctic ozone hole is the largest ever observed. Scientists continue to investigate the phenomenon, and are somewhat surprised by its scale. Using data from NASA's Total Ozone Mapping Spectrometer (TOMS) instrument onboard the Earth Probe satellite, researchers can evaluate and compare current conditions over the south pole to readings taken by other instruments in years past. Continued monitoring of polar ozone levels helps researchers gain a better understanding of how the planet's climate may be changing. The following animation shows how ozone loss at the south pole has grown since the mid-80s. Early readings over Antarctica indicate little or no ozone depletion beyond naturally predicted levels. But as the 80s and 90s progress, a clear change in atmospheric chemistry takes place at the bottom of the world. The hole starts small in the late 80s and spreads as subsequent winter cycles break apart ozone molecules.
Completed 2000-10-03
TOMS Ozone at the South Pole …
Title TOMS Ozone at the South Pole: October Averages from 1979 through 2000
Abstract The year 2000's Antarctic ozone hole is the largest ever observed. Scientists continue to investigate the phenomenon, and are somewhat surprised by its scale. Using data from NASA's Total Ozone Mapping Spectrometer (TOMS) instrument onboard the Earth Probe satellite, researchers can evaluate and compare current conditions over the south pole to readings taken by other instruments in years past. Continued monitoring of polar ozone levels helps researchers gain a better understanding of how the planet's climate may be changing. The following animation shows how ozone loss at the south pole has grown since the mid-80s. Early readings over Antarctica indicate little or no ozone depletion beyond naturally predicted levels. But as the 80s and 90s progress, a clear change in atmospheric chemistry takes place at the bottom of the world. The hole starts small in the late 80s and spreads as subsequent winter cycles break apart ozone molecules.
Completed 2000-10-03
TOMS Ozone at the South Pole …
Title TOMS Ozone at the South Pole: October Averages from 1979 through 2000
Abstract The year 2000's Antarctic ozone hole is the largest ever observed. Scientists continue to investigate the phenomenon, and are somewhat surprised by its scale. Using data from NASA's Total Ozone Mapping Spectrometer (TOMS) instrument onboard the Earth Probe satellite, researchers can evaluate and compare current conditions over the south pole to readings taken by other instruments in years past. Continued monitoring of polar ozone levels helps researchers gain a better understanding of how the planet's climate may be changing. The following animation shows how ozone loss at the south pole has grown since the mid-80s. Early readings over Antarctica indicate little or no ozone depletion beyond naturally predicted levels. But as the 80s and 90s progress, a clear change in atmospheric chemistry takes place at the bottom of the world. The hole starts small in the late 80s and spreads as subsequent winter cycles break apart ozone molecules.
Completed 2000-10-03
TOMS Ozone at the South Pole …
Title TOMS Ozone at the South Pole: October Averages from 1979 through 2000
Abstract The year 2000's Antarctic ozone hole is the largest ever observed. Scientists continue to investigate the phenomenon, and are somewhat surprised by its scale. Using data from NASA's Total Ozone Mapping Spectrometer (TOMS) instrument onboard the Earth Probe satellite, researchers can evaluate and compare current conditions over the south pole to readings taken by other instruments in years past. Continued monitoring of polar ozone levels helps researchers gain a better understanding of how the planet's climate may be changing. The following animation shows how ozone loss at the south pole has grown since the mid-80s. Early readings over Antarctica indicate little or no ozone depletion beyond naturally predicted levels. But as the 80s and 90s progress, a clear change in atmospheric chemistry takes place at the bottom of the world. The hole starts small in the late 80s and spreads as subsequent winter cycles break apart ozone molecules.
Completed 2000-10-03
TOMS Ozone at the South Pole …
Title TOMS Ozone at the South Pole: October Averages from 1979 through 2000
Abstract The year 2000's Antarctic ozone hole is the largest ever observed. Scientists continue to investigate the phenomenon, and are somewhat surprised by its scale. Using data from NASA's Total Ozone Mapping Spectrometer (TOMS) instrument onboard the Earth Probe satellite, researchers can evaluate and compare current conditions over the south pole to readings taken by other instruments in years past. Continued monitoring of polar ozone levels helps researchers gain a better understanding of how the planet's climate may be changing. The following animation shows how ozone loss at the south pole has grown since the mid-80s. Early readings over Antarctica indicate little or no ozone depletion beyond naturally predicted levels. But as the 80s and 90s progress, a clear change in atmospheric chemistry takes place at the bottom of the world. The hole starts small in the late 80s and spreads as subsequent winter cycles break apart ozone molecules.
Completed 2000-10-03
TOMS Ozone and Albedo
Title TOMS Ozone and Albedo
Completed 1994-03-13
Safari 2000 Tropospheric Ozo …
Title Safari 2000 Tropospheric Ozone
Abstract The fires that raged across southern Africa in August and September of 2000 produced a thick 'river of smoke' that observers compared with the aftermath of the Kuwaiti oil fires in 1991. NASA-supported studies currently underway on the event will contribute to improved air pollution policies in the region and a better understanding of its impact on climate change.
Completed 2000-11-16
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