Photos

Blue Carbon

June 21, 2018
James Holmquist

Lauren Brown

Smithsonian ecologist James Holmquist explores a wetland in Humboldt Bay, California. Tidal wetlands across the continental U.S. can store an estimated 800 million tons of “blue carbon” in their soils, according to a new study Holmquist led.

(Credit: Lauren Brown)

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