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Emissions Of Nitrogen Oxides From Oceangoing Ships Perturb Atmospheric Chemistry And Climate
November 16, 1999 — The emissions of nitrogen oxides from oceangoing ships can significantly change levels of gases such as ozone and hydroxyl radical, resulting in a cooling effect, especially in the North Atlantic ... > full story -
Annual Depletion Of Antarctic Ozone Results Are In: "Ozone Hole" Smaller Than Last Year
October 8, 1999 — A NASA satellite has shown that the area of ozone depletion over the Antarctic -- the well-known ozone "hole" -- is a bit less in 1999 than it was last ... > full story -
Ground-Level Ozone Pollution May Rise To Unsafe Levels This Summer; People With Respiratory Diseases Should Use Caution
June 16, 1999 — Ground-level ozone--created when sunlight and heat react with various chemicals found in air pollution--may rise to dangerous levels this summer for people with respiratory diseases. ... > full story -
UW Scientists Say Arctic Oscillation Might Carry Evidence Of Global Warming
June 3, 1999 — For years, scientists have known that Eurasian weather turns on the whim of a climate phenomenon called the North Atlantic oscillation. But two University of Washington researchers contend that the ... > full story -
USGS Study Confirms An Urban Air-Pollution Problem At Mount Rainier National Park
May 31, 1999 — The scenery is spectacular, but don't go for the pure mountain air. According to a recently published study, air in Washington's Mount Rainier National Park contains higher concentrations of ... > full story -
Ozone Linked To Warmer Weekend Temperatures In Toronto
May 27, 1999 — Higher amounts of ground-level ozone on weekends compared to weekdays are causing warmer weekend weather in Toronto, according to a U of T ... > full story -
Link Between Solar Cycle And Climate Is Blowin' In The Wind
April 12, 1999 — Researchers have found that the variations in the energy given off from the sun effect the Earth's wind patterns and thus the climate of the planet, according to results of a new study published ... > full story -
Atlanta An "Urban Heat Island," With Higher Temperatures Than Surrounding Area, New NASA Study Shows
March 25, 1999 — Atlanta, Georgia, is an island unto itself - an "urban heat island" - that can have temperatures up to 10 degrees Fahrenheit higher than surrounding areas, creating its own weather and ... > full story -
Study Rethinks Atmospheric Chemistry From Ground Up
March 19, 1999 — A Purdue University research team studying natural processes that affect ozone in the Arctic atmosphere has discovered that snowpacks not only absorb chemicals from the atmosphere, but also can help ... > full story -
Atmospheric Scientists Fly Over South Pacific To Sample "World's Cleanest Air"
March 10, 1999 — Two research aircraft and 100 researchers are heading to the South Pacific to study what some have called the world's cleanest air. Researchers will gather data on the chemical species that ... > full story
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