Paul Crutzen, who shared Nobel for ozone work, has died

Paul J. Crutzen, a Dutch scientist who won the Nobel Prize for chemistry for his work understanding the ozone hole and is credited with coining the term Anthropocene to describe the geological era shaped by mankind, has died.

Peatland preservation vital to climate

Preserving the world's peatlands—and the vast carbon stores they contain—is vital to limiting climate change, researchers say.

Pacific killer whales are dying—new research shows why

Killer whales are icons of the northeastern Pacific Ocean. They are intimately associated with the region's natural history and First Nations communities. They are apex predators, with females living as long as 100 years ...

Researchers develop DNA approach to forecast ecosystem changes

When wolves returned to Yellowstone in 1995, no one imagined the predators would literally change the course of rivers in the national park through cascading effects on other animals and plants. Now, a Stanford University-developed ...

Seafood extinction risk: Marine bivalves in peril?

Marine bivalves are an important component of our global fishery, with over 500 species harvested for food and other uses. Our understanding of their potential vulnerability to extinction lags behind evaluation of freshwater ...

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