Algae outbreak in Qingdao

A bird rests amidst an algae bloom clogging up a beach in Qingdao, China, Tuesday, July 1, 2008. China has mobilized thousands of workers to clean up the algae bloom threatening Olympic sailing events in the eastern city of Qingdao.(AP Photo/Ng Han Guan)

Residents walk past algae clogging up a coastline in Qingdao, China, Tuesday, July 1, 2008.(AP Photo/Ng Han Guan)

A resident clears weed along the coastline of Qingdao, Shandong province July 1, 2008. China's Olympic co-host city Qingdao has appealed for help from nearby ports to contain an algae bloom that has coated large swathes of offshore waters in green muck 38 days ahead of the Games. REUTERS/Stringer