News tagged with aerosols

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NASA measures aerosols from western fires

As Americans observed Independence Day, wildfires continued to burn across the western United States, including wildfires in Colorado and the Fontenelle Fire in Wyoming. Wildfire smoke affected large parts ...

Jul 09, 2012
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Geoengineering: A whiter sky

One idea for fighting global warming is to increase the amount of aerosols in the atmosphere, scattering incoming solar energy away from the Earth's surface. But scientists theorize that this solar geoengineering could have ...

May 31, 2012
4.4 / 5 (5) 16 | with audio podcast

Gases drawn into particles stay there

(Phys.org) -- Contrary to expectations, formation and growth of complex organic particles generated during oxidation of volatile organic molecules by ozone and nitrate follows a non-equilibrium path, according ...

Apr 09, 2012
5 / 5 (2) 0 | with audio podcast

With you in the room, bacteria counts spike

A person's mere presence in a room can add 37 million bacteria to the air every hour -- material largely left behind by previous occupants and stirred up from the floor -- according to new research by Yale University engineers.

Mar 28, 2012
4.4 / 5 (5) 4 | with audio podcast

Nobel scientist who warned of thinning ozone dies

(AP) -- F. Sherwood Rowland, the Nobel prize-winning chemist who sounded the alarm on the thinning of the Earth's ozone layer and crusaded against the use of man-made chemicals that were harming earth's atmospheric blanket, ...

Mar 12, 2012
4 / 5 (1) 0