How a Tübingen native wants to help the climate with biochar

If you look closely, you can see the small pieces of coal that mix between the soil of the freshly planted city trees in Ammergasse and on the square near the Krumme Bridge. But not with all trees. It’s an experiment: do young trees actually thrive better with biochar? Mark Füger, who approached the city with this idea, actually already knows the answer. Pf…

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