SFChronicleNews

OAKLEY, CA - NOVEMBER 30: Biological technician McKenna Bristow points to a fan while ecologist Scott Jones stands in a chamber that measures Carbon dioxide and methane while at Dutch Slough in Oakley, Calif. on Tuesday, Nov. 30, 2021. The 1,200 acres of Delta wetlands is undergoing a state-funded project to restore its habitat and diverse ecosystems. Scott along with his team and members of UC Berkley are also leading a case study in how wetlands restoration can store carbon to meet state goals for green house gas reduction. (Brontë Wittpenn/San Francisco Chronicle via Getty Images)