In an extended interview, Marco Clausen, co-founder of the Prinzessinnengarten in Berlin, speaks about "new forms of urban life" and the uncertain future of the urban agriculture project.

"We started with the idea of a mobile garden. But then we saw the potential of the place. We hope now that we have the braveness from the side of the politicians to try out different forms of city development."

From the upcoming documentary, "Promises of Urban Agriculture." Follow it here: facebook.com/promisesofurbanagriculture

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