China's newest livestock digester will reduce piles of dung, yield fertilizer and heat, and will supply 38,000 megawatt-hours of power annually to the state's power grid, enough to meet the average demand of some 15,000 Chinese residents. It produces biogas, a methane and carbon dioxide mix emanating from manure, grease, sewage or other organic materials allowed to stew in an oxygen-free chamber.

Each year businesses added 2,000MW-3,000MW to the national power grid in the recent years, bringing Vietnam’s total power production to more than 18,400MW currently. In 2009, the country succeeded in dealing with power outages