The Chinese mainland's population living in urban areas totaled 665.57 million, representing 49.68 percent of the total, up by 13.46 percentage points on the 2000 figure, while the population classified as rural population stood at 674.15 million, said the bureau.
For example, China produces 28 million tons of kitchen garbage a year, most of which is buried in landfills, according to Nie Yongfeng, a professor with Tsinghua University.