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Lightning's 'NOx-ious' Impact On Pollution, Climate
More than 1.2 billion
lightning flashes occur
around the world every year.
Each of those billion
lightning flashes produces a
puff of nitrogen oxide gas
... > full story
Ozone Layer Depletion Leveling Off, Satellite Data Show
By merging more than a
decade of atmospheric data
from European satellites,
scientists have compiled a
homogeneous long-term ozone
record that allows them to
... > full story
Changes In Earth's Ozone Layer Predicted To Increase UV Radiation In Tropics And Antarctica
Physicists have discovered
that changes in the Earth's
ozone layer due to climate
change will reduce the
amount of ultraviolet
... > full story
Nitrous Oxide Now Top Ozone-depleting Emission
Nitrous oxide has now become
the largest ozone-depleting
substance emitted through
human activities, and is
expected to remain the
largest throughout the 21st
... > full story
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Air Pollution May Trigger Appendicitis
October 6, 2009 — A new study suggests that air pollution may trigger appendicitis in ... > full story -
New Technology Cuts Industrial Odors, Pollutants
August 27, 2009 — Scientists have devised a new technology that could be the key to eliminating foul odors and air pollutants emitted by industrial chicken rendering facilities and -- ultimately -- large-scale swine ... > full story -
Ancient Climate: The Greenhouse Gas That Saved The World
August 18, 2009 — A newly formed Earth was warmed by a weak young sun, a sun too weak to keep water fluid on Earth. Now a professor in atmospheric chemistry explains how a powerful greenhouse gas helped keep young ... > full story -
Chemists Discover Ozone-boosting Reaction: Newfound Chemistry Should Be Added To Atmospheric Models, Experts Say
August 9, 2009 — Burning of fossil fuels pumps chemicals into the air that react on surfaces such as buildings and roads to create photochemical smog-forming chlorine atoms, scientists report in a new study. The ... > full story -
Ozone Depletion Reduces Ocean Carbon Uptake
August 9, 2009 — The Southern Ocean plays an important role in mitigating climate change because it acts as a sink of atmospheric carbon dioxide. Most current models predict that the strength of the Southern Ocean ... > full story -
Geoengineering To Mitigate Global Warming May Cause Other Environmental Harm
August 7, 2009 — Geoengineering techniques aim to slow global warming through the use of human-made changes to the Earth's land, seas or atmosphere. But new research shows that the use of geoengineering to do ... > full story -
More Accurate Weather Forecasts Coming Soon
August 7, 2009 — More accurate global weather forecasts and a better understanding of climate change are in the works. Scientists developed a high performance electronic device -- known as a dual polarized Frequency ... > full story -
Even Healthy Lungs Labor At Acceptable Ozone Levels
July 24, 2009 — Ozone exposure, even at levels deemed safe by current clean air standards, can have a significant and negative effect on lung function, according to ... > full story -
Ozone, Nitrogen Change The Way Rising Carbon Dioxide Affects Earth's Water
July 10, 2009 — Through a recent modeling experiment, researchers have found that future concentrations of carbon dioxide and ozone in the atmosphere and of nitrogen in the soil are likely to have an important but ... > full story -
Beyond Carbon Dioxide: Growing Importance Of Hydrofluorocarbons (HFCs) In Climate Warming
July 9, 2009 — Some of the substances that are helping to avert the destruction of the ozone layer could increasingly contribute to climate warming, according to ... > full story
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