Climate Central: Last August, from the window of a jet high over Sumatra, I counted nearly a dozen plumes of smoke rising from the vast jungles and plantations below. Some more than a half-mile wide, they looked like pillars holding up the sky. That week the Indonesian Disaster Mitigation Agency detected 143 new wildfires in Riau Province, the area beneath my flight. All of the fires were almost certainly related to deforestation for timber operations and agriculture -- predominantly oil palm cultivation. Palm oil...