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As concern grows among environmentalists and consumers about micro- and nanoplastics in the oceans and in seafood, they are increasingly studied in marine environments, say Baoshan Xing at the University of Massachusetts Amherst and colleagues in China. 

A tremendous plume of dust from North Africa drifts toward the Caribbean and contiguous United States.

Rice University engineers have created a light-powered catalyst that can break the strong chemical bonds in fluorocarbons, a group of synthetic materials that includes persistent environmental pollutants.

Methane - released from thawing permafrost beneath Alaskan lakes - freeze in the ice allowing researchers to measure and calculate how much methane is released.

After two years of severe drought, abundant rain finally fell over the Australian state and turned the landscape green.