Boys swim in seawater covered by a thick layer of green algae at Zhanqiao Pier in Qingdao city, East China's Shandong province, July 14, 2011.[Photo/CFP] |
A boy swims in seawater covered by a thick layer of green algae in Qingdao city, East China's Shandong province, July 14, 2011.[Photo/CFP] |