The Potala Palace is seenfrom the Lalu Wetland National Nature Reserve in Lhasa, capital of Southwest China's Tibet autonomous region, Oct 19, 2013. Local government is planning an investment of around 700 million yuan (115 million US dollars) to protect the Lalu Wetland, also called "the Lung of Lhasa", in which over 62 species of rare birds can be found.[Photo/Xinhua]

A waterbird flies in the Lalu Wetland National Nature Reserve in Lhasa, capital of Southwest China's Tibet autonomous region, Dec 4, 2013. Local government is planning an investment of around 700 million yuan (115 million US dollars) to protect the Lalu Wetland, also called "the Lung of Lhasa", in which over 62 species of rare birds can be found.[Photo/Xinhua]

Photo taken on Dec 4, 2013 shows the Lalu Wetland National Nature Reserve in Lhasa, capital of Southwest China's Tibet autonomous region. Local government is planning an investment of around 700 million yuan (115 million US dollars) to protect the Lalu Wetland, also called "the Lung of Lhasa", in which over 62 species of rare birds can be found.[Photo/Xinhua]

Waterbirds fly in the Lalu Wetland National Nature Reserve in Lhasa, capital of Southwest China's Tibet autonomous region, Dec 4, 2013. Local government is planning an investment of around 700 million yuan (115 million US dollars) to protect the Lalu Wetland, also called "the Lung of Lhasa", in which over 62 species of rare birds can be found.[Photo/Xinhua]

Photo taken on Dec 4, 2013 shows the Lalu Wetland National Nature Reserve in Lhasa, capital of Southwest China's Tibet autonomous region. Local government is planning an investment of around 700 million yuan (115 million US dollars) to protect the Lalu Wetland, also called "the Lung of Lhasa", in which over 62 species of rare birds can be found.[Photo/Xinhua]