NASA's airborne mission to explore the global atmosphere

Ice sheets, deserts, rivers, islands, coasts and oceans—the features of Earth's surface are wildly different, spread across a vast geography. The same is true for Earth's thin film of atmosphere and the mix of gases it ...

A closer look at antibiotic resistant genes in the air

While the issue of antibiotic resistance genes (ARGs) in water has long been studied, relatively little attention has been paid to airborne ARGs, despite its potential to pose a significant threat to public health. A team ...

Air pollution affects tree growth in Sao Paulo

As well as causing significant harm to human health, air pollution also stunts the growth of trees, one of the elements that can attenuate this typically urban environmental problem.

Smart gas sensors for better chemical detection

Portable gas sensors can allow you to search for explosives, diagnose medical conditions through a patient's breath, and decide whether it's safe to stay in a mine.

Spring agricultural fires have large impact on melting Arctic

Scientists from around the world will convene at the University of New Hampshire June 2-5, 2009, to discuss key findings from the most ambitious effort ever undertaken to measure "short-lived" airborne pollutants in the Arctic ...

Pollution dims skies as well as befouling the air

A University of Maryland-led team has compiled the first decades-long database of aerosol measurements over land, making possible new research into how air pollution changes affect climate change.

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