In the Pastures of Colombia, Cows, Crops and Timber Coexist

As an ambitious program in Colombia demonstrates, combining grazing and agriculture with tree cultivation can coax more food from each acre, boost farmers’ incomes, restore degraded landscapes, and make farmland more resilient to climate change.

An Anguished Question

Novelist Wallace Stegner once said that all books should try to answer an “anguished question.” I believe the same is true for ideas, movements and emergency efforts. In the case of climate change, one anguished question is this: what can we do right now to help reduce atmospheric carbon dioxide from its current level back to 350 ppm?