Photo taken on Feb 2, 2013 shows the breached dyke of the Lianfeng Reservoir in Urumqi, capital of Northwest China'sXinjiangUygur autonomous region. At least one person was killed and serveral injured after a dyke breaching occured at the reservior on the morning of Saturday. The rescue work is underway. [Photo/Xinhua]

Whooper swans frolic on a wetland in Rongcheng city, East China's Shandong Province, Feb 2, 2013. Thousands of whooper swans flying from Siberia and Lake Baikal chose to spend winter in Rongcheng thanks to its comfortable ecological environment. [Photo/Agencies]