The survival of coral colonies, which are composed of innumerable tiny polyps living in a symbiotic relationship with brilliantly colored algae, are being threatened, experts say, not only by pollutants like agricultural runoff, oil slicks, and trash, but also by dropped anchors, probing divers, and global warming.
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OA is E
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OA is E
Last edited by zagcollins on Mon Jul 28, 2008 6:44 pm, edited 1 time in total.
