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Scrubbing CO2 from Atmosphere Could Be a Long-Term Commitment
July 1, 2010 — With carbon dioxide in the atmosphere approaching alarming levels, even halting emissions altogether may not be enough to avert catastrophic climate change. Could scrubbing carbon dioxide from the ... > full story -
NASA Satellite Adds Carbon Dioxide to Its Repertoire
June 29, 2010 — A NASA-led research team has expanded the growing global armada of remote sensing satellites capable of studying carbon dioxide, the leading greenhouse gas driving changes in Earth's ... > full story -
Whiter Clouds Could Mean Wetter Land
June 28, 2010 — One proposed emergency fix for global warming is to seed clouds over the ocean to make them more reflective, reducing the solar radiation absorbed by the Earth. But the scheme could also change ... > full story -
Global Wind Shifts May Have Ushered in Warmer Climate at End of Last Ice Age
June 25, 2010 — Scientists still puzzle over how Earth emerged from its last ice age, an event that ushered in a warmer climate and the birth of human civilization. Most scientists say that the trigger, at least ... > full story -
Climate Change Complicates Plant Diseases of the Future
June 24, 2010 — Human-driven changes in the earth's atmospheric composition are likely to alter plant diseases of the future. Researchers are studying the impact of elevated carbon dioxide, elevated ozone and higher ... > full story -
Geo-Neutrinos: Discovery of Subatomic Particles Could Answer Deep Questions in Geology
June 21, 2010 — An international team has detected subatomic particles -- geo-neutrinos -- deep within Earth's interior. The discovery could help geologists understand how reactions taking place in the planet's ... > full story -
Greenhouse Gase Increases Linked to Changes in Ocean Currents
June 18, 2010 — By examining 800,000-year-old polar ice, scientists increasingly are learning how the climate has changed since the last ice melt and that carbon dioxide has become more abundant in Earth's ... > full story -
Understanding Critical Nucleus in Haze Formation
June 16, 2010 — Haze -- scientifically known as atmospheric aerosols, microscopic particles suspended in the Earth's atmosphere -- represents a major environmental problem because it degrades visibility, affects ... > full story -
Volcanic Emissions Used to Study Earth’s Atmospheric Past
June 16, 2010 — On March 20, Iceland's Eyjafjallajokull volcano woke from its nearly 200-year slumber to change the way the world viewed volcanoes forever. Bringing almost all transatlantic air travel to a halt for ... > full story -
Analysis of Atmosphere in Phoenix, Arizona, Suggests New Model for Sound Urban Growth Policies
June 16, 2010 — Atmospheric research often focuses on clouds' impact on weather and climate. Yet even low clouds are a long way off, with a base some 6,000 feet above Earth. University of Notre Dame fluid dynamics ... > full story
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