Red snapper caught by commercial fishermen await shipment on a dock in South Carolina. South Atlantic Fishery Management Council/AP hide caption

itoggle caption South Atlantic Fishery Management Council/AP

Joan Graham's idea is to turn her land into an environmentally friendly cemetery; she's betting that down the road, people will think twice before building a shopping mall on what was once a sacred human burial ground. David Baron for NPR hide caption

itoggle caption David Baron for NPR

Sudan, one of four endangered northern white rhinoceroses shipped to Kenya from a zoo in the Czech Republic, explores his new pen at the Ol Pejeta reserve near the town of Nanyuki in central Kenya. Tony Karumba/AFP/Getty Images hide caption

itoggle caption Tony Karumba/AFP/Getty Images

Smoke billows from a Chevron Corp. refinery in Richmond, Calif. The refinery is the largest producer of greenhouse gases in the state. Noah Berger/AP hide caption

itoggle caption Noah Berger/AP