Residents feed gulls at the Dianchi Lake in Kunming, capital of Southwest China's Yunnan Province, on February 16, 2010. The World Environment Day falls on June 5, 2010. [Xinhua]
Photo taken on April 30, 2010 shows the Yongchang everglade park at the Dianchi Lake in Kunming, capital of southwest China's Yunnan Province.[Xinhua]