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Close to 800,000 records from about a dozen plant collections or "herbaria" are being digitized, allowing researchers broad access to data on plant species collected and preserved in past centuries.

A growing number of Americans are embracing ethanol and bio-diesel as possible alternatives to gasoline. But one Berkeley engineering professor is waging a campaign against what he considers a delusion about bio-fuels.

A study of plastic trash hauled out of the Pacific Ocean found that most of it had been colonized by coastal life that was thriving right next to species that normally live in the open sea.

More than 80% of white evangelicals supported Donald Trump in 2016 and 2020, but a new group is trying to push some of those voters to the camp of Democratic nominee vice president Kamala Harris.

The water comes from the Fukushima Daiichi nuclear power plant. Although most scientists agree it does not pose an immediate environmental threat, some are worried about the long-term consequences.

Americans generate more trash than anyone else on the planet: more than 7 pounds per person each day. Journalist Edward Humes explores how that happened in his new book Garbology: Our Dirty Love Affair with Trash.

Call it fate or an unfortunate coincidence that Dr. Seuss' eco-parable marks its 50th anniversary just as the United Nations releases a report on the dire consequences of human-induced climate change.

Chocolate is a wonderful thing, but how can it help combat global climate change? Cacao trees — the source of chocolate — grow well in rainforests, and rainforests store carbon. So researchers are working to help preserve the forest and to grow more chocolate.

Six young activists are due Wednesday at the European Court of Human Rights, where they're accusing 32 governments of violating their human rights for failing to adequately address climate change.

Photojournalist Gideon Mendel has made it his mission to show how ordinary people around the world are affected by the consequences of a changing climate.