New NASA Technology Helps Forecasters in Severe Weather Season
April 28 — NASA is providing new technology and satellite data to help forecasters at the National Oceanic and Atmospheric Administration (NOAA) create the best possible forecasts of severe springtime weather. More

Arctic Ozone Loss More Sensitive to Climate Change than Thought
April 23 — A cooperative study involving NASA scientists quantifies, for the first time, the relationship between Arctic ozone loss and changes in the temperature of Earth's stratosphere. More

NASA Arctic Sea Ice Study May Stir Up Climate Models
April 22 — Small back and forth movements of sea ice twice a day in all seasons may substantially increase the production of new ice and should be factored into Arctic climate models. More

Satellites Act as Thermometers in Space, Show Earth has a Fever
April 21 — Like thermometers in space, satellites are taking the temperature of the Earth's surface or skin. More

NASA and GLOBE Launch Earth Day Experiment
April 20 — NASA, in collaboration with GLOBE, an international student program in Earth Science, is holding the Earth Day 2004 Contrail Count-a-Thon. More

Satellites Record Weakening North Atlantic Current
April 15 — A North Atlantic Ocean circulation system weakened considerably in the late 1990s, compared to the 1970s and 1980s, according to a NASA study. More

NASA’S AURA Satellite Delivered to Launch Site
April 5 — NASA’s Aura spacecraft, the latest in the Earth Observing System (EOS) series, arrived at Vandenberg Air Force Base, Calif., to begin launch preparations. More

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