A new study shows ozone levels in National Parks are similar to the levels in the largest U.S. cities. But most of this ozone may originate outside of the parks.
By Amel Ahmed, KQED
A new report indicates California's much-heralded carbon trading program may actually be harming the neighborhoods it was designed to protect.
By Anthony J. Marchese, Dan Zimmerle, The Conversation
A new study suggests that methane emissions from oil and gas operations are much higher than current EPA estimates.
By Raf Casert, Associated Press
The European Commission said its proposal would seek to cut marine litter in half for the 10 most prominent items and avoid environmental damage estimated at over $250 billion over the next dozen years.
By Fedor Kossakovski
Invented by a Baltimore local, Mr. Trash Wheel has collected more than 1.5 million pounds of garbage since May 2014.
The Great Pacific Garbage Patch weighs 87,000 tons -- 16 times more than previous estimates -- and contains more than 1.8 trillion pieces of plastic, according to a new analysis.
By Danielle Venton, KQED
Scientists are finding a growing presence of pharmaceuticals, small pieces of plastic and household chemicals in the bodies of Pacific razor clams, Pacific oysters and remote seabirds.
Low birth weight, defined as being born under 5.5 pounds, has previously been linked with an increased risk of childhood mortality and poorer educational outcomes.
By PBS NewsHour
On this edition for Saturday, Oct. 21, one of the U.S. soldiers killed in Niger is laid to rest, and Spain moves to dissolve the secessionist government in Catalonia. Also, a look at the number of global deaths caused by…
By PBS NewsHour
In 2015, pollution killed three times the number of people as AIDS, malaria and tuberculosis combined, and 15 times the number of people killed by war and violence. The study, by the environmental nonprofit Pure Earth and published in The…
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