"What Does the U.S. Owe Climate Refugees? Central Americans Are Fleeing an Ecological Disaster They Didn't Cause" appears in the on-line ideas journalism magazine Zócalo Public Square.
He argues in the essay that "Central Americans are paying the price for anthropogenic climate change they didn’t cause." In the next few decades hundreds of thousands will like need new places to live and that "the United States has an obligation to become home for as many as we can accommodate."