VIDEO: China's new use for chicken manureMartin Patience visits a chicken farm on the outskirts of Beijing in China, where the birds' manure is being used to create energy.
Source: VIDEO: China's new use for chicken manure (http://www.bbc.co.uk/news/world-asia-china-18575389#sa-ns_mchannel=rss&ns_source=PublicRSS20-sa)