THE INDIAN OCEAN has seen some dramatic changes owing to the effects of global warming and climate change. The major effects of global warming have been the rise of waters temperature, and also the rise in the water level. Researchers have shown not only a general warming of the surface of the Indian Ocean, but also warming of about 3.6 degrees F (2 degrees C) over the last 40 years, in the region of 40 degrees S and 50 degrees S, down to a depth of 262 ft. (800 m.). A study by the National Aeronautics and Space Administration (NASA) showed that tradewinds that cover the southern part of the Indian Ocean have also weakened 1992–2000 so much that there has been up to a ...

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