Authors Dr. Gretchen Kroh

A roadmap for land in carbon removal

The soil beneath our feet and biomass on lands are a powerful carbon sink, second only to our oceans. Farms, forests, wetlands, and other land-based systems remove and store 25% of annual CO2 emissions from the atmosphere, and, currently,…

Cristel Zoebisch, Dr. Gretchen Kroh, and Mary Olive

How policymakers can turn up the heat on biochar

Biochar is a charcoal-like substance that can increase carbon storage in soils — and it’s gained fast-growing support on the carbon removal market. More and more, corporate purchasers want to pay for producers to trap carbon on their lands with…

Dr. Gretchen Kroh and Dr. Charlotte Levy

On the ground at Beltsville Agricultural Research Center

At the Beltsville Agricultural Research Center (BARC) Farming Systems Project in Maryland, researchers drive ATVs through harvested fields, stopping in various spots to push instruments underground and collect a soil sample.

Dr. Gretchen Kroh