By 2020, urban green buildings will account for 50% of new buildings. speed up public construction Energy-saving renovation of buildings, and dynamic monitoring of key energy-consuming buildings. Encourage new energy-saving buildings in rural areas and energy-saving renovation of existing buildings, and guide farmers to build renewable energy and energy-saving housing. Section 7 Controls the emission of urban traffic in the transportation sector. Reasonable allocation of urban traffic resources. Gradually establish a mechanism for controlling the total number of motor vehicles in megacities, actively develop urban public transportation, improve urban pedestrian and bicycle transportation systems, and speed up the construction of bus lanes, bus depots and other facilities and a public bicycle service system. Actively promote new energy vehicles such as natural gas powered vehicles and pure electric vehicles. By 2020, the share of public transport travel in large and medium-sized cities will reach 30%. Road transport. Improve the road traffic network. Popularization and application of warm mix asphalt and asphalt pavement Low-carbon paving technology and maintenance technology such as material recycling, promote tunnel ventilation and lighting intelligence