new approaches to rice production may dramatically decrease greenhouse gas emissions in the future

In Bangladesh, Cambodia and Nepal,new approaches to rice production may dramatically decrease greenhouse gas emissions in the future.Rice is a staple food for three billion people and the main source of livelihood for millions of households.More than 90 percent of rice is grown in flooded paddies,which use a lot of water and release 11 percent of annual methane emissions,which accounts for one to two percent of total annual greenhouse gas emissions globally.