Climate change disrupts the symbiotic relationship that sustains coral. Short-term stress allows recovery. But if it is sustained, coral dies.
It came to light at the Vatican's recent Climate Change Seminar that powerful and vested interests are confusing farmers in developing countries. They are saying that technology will solve their agricultural problems, and that the increase in atmospheric CO2 is good and willed by God.
President Bush and Prime Minister Howard have used scientific uncertainty as an excuse to avoid cutting greenhouse gas emissions. This transgresses the precautionary principle that requires nations to take precautions not to harm other nations.
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