Abstract:Emission reduction is an effective technical and economic way to deal with climate problem, alleviate resource and environment predicament, and realize the sustainable development of economy and society. Its route is chosen by the objective condition of different types of region. Focus region should be based on resource conservation and environment friendly agriculture and animal husbandry, vigorously develop clean, water-saving and investment-saving agriculture and animal husbandry. The realistic choice of difficult region is to optimize resource exploitation and adjust the structure of resource products. The best route for Challenge region is developing and using new energy, realizing industrial structure transformation and upgrading. The emission reduction emphasis of ideal region is strengthening low carbon products supply and guiding low carbon consumption pattern.