We know where trees grow, but what about ideas? Writer and literary scholar Samantha Walton used to think of research centers as static offices and corridors, hubs for ideas to cluster and sprout. But at the Landhaus, an eco-farm in Bavaria, it is on walks with other fellows where their “thoughts strung out like threads across the paths” they traversed together.

Louis Warren on “The Ghost Dance Movement.”

Lunchtime Colloquium at the Rachel Carson Center with Harald Lesch.

In this episode from Outrage + Optimism, hosts Christiana Figueres, Tom Rivett-Carnac, and Paul Dickinson talk to guests Peter Vanacker, Val Miftakhov, and Robin Reidel about the impacts of living through a global energy crisis while living through a climate crisis.