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A tractor sprays fertilizer or pesticides on a green field.
Photo Credit
MaYcaL via iStock
Synthetic fertilizer has increased the amount of nitrogen compounds in the biosphere, compounds that must be converted by microbes back into nitrogen gas.

A rare atomic fingerprint reveals how ecosystems clean nitrogen pollution

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Less Innocent Than it Looks

Seaweed Solutions

Gauging Groundwater

Earth Day Every Day

Golden State, Green State

A More Complete Account

‘Diverse and Pioneering’ Research
Footprints on a beach

Retracing His Steps

Spotting Cows From Space

Living Foams

Come One, Come All
A variety of reef fishes swim among the staghorn coral in Mo’orea, French Polynesia as a researcher swims overhead.

Crunching on Coral
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