A big and meaningful effort on green initiatives from Hangzhou ,China. The organizing committee for the 2022 Hangzhou Asian Games recently announced that it will carry out green energy trade with China's western regions to ensure a power supply for the event, The total consumption of green energy for the venues and the sports village will be about 595 million kilowatt hours, which is equal to reducing standard coal burning by about 73,100 metric tons and carbon dioxide by 507,500 tons, almost the amount of carbon dioxide absorbed by 280,000 trees in a year.