Megacity traffic soot contributes to global warming

Soot from road traffic in emerging countries can reach high altitudes, where it can be transported over long distances and thus contributes to global warming. This is the conclusion of a study performed by an international ...

Soot forensics: Carbon fingerprints reveal curved nanostructure

Researchers have moved one step closer to reducing air pollution from engines by imaging soot nanoparticles to reveal their unique signatures. The nanoparticle structures are like fingerprints, revealing curved fullerene-like ...

Want to feed the world? Tackle pollution from ozone and soot

Researchers have long known that man-made climate change will harm yields of important crops, possibly causing problems for the world's food security. But new research shows air pollution doesn't just harm crops indirectly ...

Air quality improving in many U.S. cities: report

(HealthDay) -- Air quality in America's most polluted cities has improved significantly over the past decade, according to a new report from the American Lung Association.

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