Interesting but I'm wondering whether the balls affects to the environment under the water. | http://www.techeblog.com/index.php/tech-gadget/los-angeles-fills-reservoirs-with-96-million-black-balls-to-protect-the-water …
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Interesting but I'm wondering whether the balls affects to the environment under the water. | http://www.techeblog.com/index.php/tech-gadget/los-angeles-fills-reservoirs-with-96-million-black-balls-to-protect-the-water …