(PhysOrg.com) -- What happens when tiny seawater particles are intentionally injected into low clouds over the ocean? To answer this question, scientists at Pacific Northwest National Laboratory and the National Oceanic and ...
Earth Sciences
Aug 11, 2011
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Aerosol particles, including soot and sulfur dioxide from burning fossil fuels, essentially mask the effects of greenhouse gases and are at the heart of the biggest uncertainty in climate change prediction. New research from ...
Earth Sciences
Aug 1, 2011
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Turns out, polluted air from San Francisco is not the culprit. It's a thermal trough pushing north from Arizona. In a surprise result, scientists found that this weather pattern significantly affects the chemistry of fog ...
Earth Sciences
Jun 3, 2011
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(PhysOrg.com) -- A long, frustrating search for the source of "extra" aerosols seen in field experiments but not in models might have come to an end when scientists at Pacific Northwest National Laboratory and Imre Consulting ...
Earth Sciences
Feb 1, 2011
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(PhysOrg.com) -- Earth’s climate continues to change at a rapid pace. Last week, NASA announced that 2010 was tied as the warmest year on record. Likewise, the last decade was the warmest in the 130-year global temperature ...
Earth Sciences
Jan 20, 2011
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(PhysOrg.com) -- There's a lot more to the atmosphere than air. With every breath, we inhale a nearly invisible mish mash of tiny particles known as aerosols. From droplets of water and trace gases like sulfuric acid to specks ...
Materials Science
Jan 18, 2011
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A new robotic probe is headed to the launch pad, aiming for a spot aboard what is called the A-train -- a fleet of Earth-orbiting spacecraft keeping tabs on the planet's changing climate.
Earth Sciences
Jan 11, 2011
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Environmental engineers who might better be called "archeologists of the air" have, for the first time, isolated aerosol particles in near pristine pre-industrial conditions.
Earth Sciences
Sep 16, 2010
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Just how much warmer Earth will become as a result of greenhouse-gas emissions — and how much it has warmed since preindustrial times — is much debated. In a 2007 report, the Intergovernmental Panel on Climate Change, ...
Earth Sciences
Jul 9, 2010
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A lot of large particles of dust and pollen in the atmosphere may make your nose twitch, but they can lead directly to greater precipitation in clouds, Colorado State University atmospheric scientists have discovered for ...
Earth Sciences
Jun 7, 2010
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