keystone species

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sea-urchin pathogen
California Sea Grant/Flickr/Credit: Jenn Caselle/Commercial use & mods allowedhttps://creativecommons.org/licenses/by-sa/2.0/

The sea-urchin murderer has finally been apprehended

Most such mysteries go unsolved. But in this case, a crack team of scientists quickly found a culprit.
bighorn sheep rocks
Photo by Leslie Cross on Unsplash

As climate changes make desert water scarce, the debate over livestock vs. wildlife heats up

Man-made guzzlers are often the only sources of water for bighorn sheep and other endangered animals in Southern California deserts. Now, the unprecedented drought across the West is putting them at risk.
An ecologist organizes the world

An ecologist organizes the world

Jane Lubchenco helped change the field of ecology by making the science useful to society.

Salal’s worrisome die-off

Salal’s worrisome die-off

This ubiquitous shrub of the Pacific Northwest is dying—and the impact could be catastrophic.

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