Scientists have revealed that the partnership between an alga and bacteria is making the essential element nitrogen newly available in the Arctic Ocean.

A new study finds vitamin D may be protective among asthmatic obese children living in urban environments with high indoor air pollution. 

A team of Princeton ecologists took advantage of a rare opportunity to study what happens to an ecosystem when large carnivores are wiped out.

Not long after midnight on April 26, 1986, the world’s worst nuclear power accident began.

Researchers at the U.S. Department of Energy’s National Renewable Energy Laboratory (NREL) have discovered a method of plastics upcycling—transforming discarded products into new, high-value materials of better quality and environmental value—that could economically incentivize the recycling of waste plastics and help solve one of the world’s most looming pollution problems.

A new Cornell-led study shows that pyrogenic matter, also known as biochar, is chock-full of potential as a fertilizer because of its ability to soak up nitrogen from the air pollutant ammonia. 

A new generation of high-tech buoys and new NOAA modelsoffsite link are working together to keep the water safe to drink for the more than 400,000 residents of Cleveland, Ohio.

Existing research suggests that higher levels of mercury in fish consumed by people may harm an unborn baby or young child’s developing nervous system, and concentrated forms of mercury are toxic.

Wet winters no longer predict possible relief from severe wildfires for California, according to a new study from an international team that includes a University of Arizona scientist.

Living in districts with air pollution from intense crop residue burning (CRB) is a leading risk factor for acute respiratory infection (ARI), especially among children less than five years, in northern India.