First global maps of volcanic emissions use NASA satellite data

Volcanoes erupt, they spew ash, their scarred flanks sometimes run with both lava and landslides. But only occasionally. A less dramatic but important process is continuous gas emissions from volcanoes; in other words, as ...

Is fishing truly sustainable?

Many studies have shown that raising cattle and pigs for food is hard on the environment, and fish has long been considered a better alternative.

Manmade mercury emissions decline 30 percent from 1990-2010

Between 1990 and 2010, global mercury emissions from manmade sources declined 30 percent, according to a new study by the Harvard John A. Paulson School of Engineering and Applied Sciences (SEAS), Peking University, the U.S. ...

Analysts assess new EPA rules cutting power plant emissions

The U.S. Environmental Protection Agency (EPA) has issued its long-awaited draft regulations on carbon emissions from U.S. power plants, which would require a 30 percent reduction in carbon dioxide emissions from 2005 levels ...

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