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Record Ozone Loss Over the North Pole
April 6, 2011 — In the past few weeks, exceptional weather conditions have led to unprecedented ozone depletion over the Arctic. Ground and satellite observations by researchers as well as French models show that ... > full story -
Record Depletion of Arctic Ozone Layer Causing Increased UV Radiation in Scandinavia
April 5, 2011 — Over the past few days, ozone-depleted air masses have extended from the north pole to southern Scandinavia, leading to higher than normal levels of ultraviolet radiation during sunny days in ... > full story -
Arctic on the Verge of Record Ozone Loss
March 14, 2011 — Unusually low temperatures in the Arctic ozone layer have recently initiated massive ozone depletion. The Arctic appears to be heading for a record loss of this trace gas that protects the Earth's ... > full story -
Carbon Sink at South Pole Has Grown Recently, Historical Collections Reveal
February 21, 2011 — By studying collections of a marine bryozoan that date back to a famous 1901 expedition to the South Pole, researchers have found that those organisms were growing steadily up until 1990, when their ... > full story -
New Assessment of Black Carbon and Tropospheric Ozone's Role in Climate Change
February 20, 2011 — Specific measures could already have a positive impact on climate protection and public health. These measures do not replace those related to carbon dioxide, and their full implementation could ... > full story -
Ozone Layer’s Future Linked Strongly to Changes in Climate, Study Finds
February 17, 2011 — The ozone layer -- the thin atmospheric band high-up in the stratosphere that protects living things on Earth from the sun's harmful ultraviolet rays, not to be confused with damaging ozone pollution ... > full story -
Atmosphere's Self-Cleaning Capacity Surprisingly Stable
January 6, 2011 — The atmosphere's capacity for cleansing itself of air pollutants is more stable than previously thought, according to a new ... > full story -
Using Chaos to Model Geophysical Phenomena
December 7, 2010 — Researchers have developed the first direct approach for identifying packets of air or water, called "coherent sets," that are transported in the atmosphere and ocean and have far-reaching effects on ... > full story -
Ozone Hole Affects Upper-Atmosphere Temperature and Circulation
December 3, 2010 — Observations have shown differences in altitude and brightness between polar mesospheric clouds (clouds made of ice crystals in the upper mesosphere) in the Northern Hemisphere and those in the ... > full story -
Sunburnt Whales: Three Species Show Signs of Sun Damage to Skin
November 9, 2010 — Whales exhibit skin damage consistent with acute sunburn in humans, and it seems to be getting worse over time, reveals new ... > full story
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