How Vietnam is trying to stop rice warming the planet
Rice -- Asia's principal staple -- is to blame for around 10 percent of global emissions of methane, a gas that over two decades traps about 80 times as much heat as carbon dioxide. Usually associated with cows burping, high levels of methane are also generated by bacteria that grow in flooded rice paddies and thrive if leftover straw rots in the fields after harvest. The message from scientists is: rice cannot be ignored in the battle to cut emissions. In the Mekong Delta, Canh, now a 39-year-old rice farmer... Читать дальше...