Lead from leaded petrol persists in London air despite '90s ban

Lead levels in London's atmosphere have dropped drastically since lead additives in petrol were phased out, and currently meet UK air quality targets. However despite this drop, airborne particles in London are still highly ...

What dust may have to do with Earth's rapidly warming poles

(Phys.org)—As earth's climate warms, scientists have tried to understand why the poles are heating up two to three times faster than the rest of the planet. Airborne dust, it turns out, may play a key role.

Dust in the wind: Forecasting storms with AI

Dust storms are not only a nuisance for anyone trying to keep their house spick and span, they also pose a very real health hazard and are a major ecological concern. Respiratory problems caused by breathing in dust and other ...

SOFIA to embark on new cycle of science observations

(Phys.org)—The Stratospheric Observatory for Infrared Astronomy, or SOFIA, a joint program between NASA and the German Aerospace Center DLR, is set to begin its first full cycle of science flights starting in November 2012 ...

Surprising predictor of ecosystem chemistry

Carnegie scientists have found that the plant species making up an ecosystem are better predictors of ecosystem chemistry than environmental conditions such as terrain, geology, or altitude. This is the first study using ...

NASA chases climate change clues into the stratosphere

Starting this month, NASA will send a remotely piloted research aircraft as high as 65,000 feet over the tropical Pacific Ocean to probe unexplored regions of the upper atmosphere for answers to how a warming climate is changing ...

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