A Goodyear Blimp flies over swimmers in the algae-covered Qingdao Bay off the Number 6 Bathing Beach in Qingdao, Shandong, China...Qingdao is the host of the sailing events for the 2008 Summer Olympics. Algae blooms like this have become common in inland lakes in China, often caused by high pollution in bodies of water.  The city is asking for help and forcing residents to take part in the cleanup effort before the Olympic events..
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