BEIJING:: Wang Gang, member of the Political Bureau of the Communist Party of China (CPC) Central Committee, said Beijing had made great efforts to improve its natural environment conditions over the past six years.

"The Green Olympics is one of the most important themes of the Beijing Games. The city has made great efforts, and succeeded in improving its environment, especially its air quality, to fulfil the environmental commitment it made when bidding for the Games," Wang said. He stressed the city had also achieved a lot in curbing water pollution, noise control and waste processing.