A 6,000-square metre solar heating system funded partly by Italy is currently under construction. It will provide hot water for 16,000 athletes and save 2,000 tons of coal a year.

Other projects include a heating and cooling project for a 410,000-square metre building that uses recycled water. It is the largest of its kind in China and is expected to save 6,000 tons of coal a year.

Beijing Olympic village will have a 500-kilowatt solar power station and use motor vehicles that have zero or low emissions. Three hundred low-emission engines have already been installed in Beijing buses.

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