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♤ Sea level rise is both due to thermal expansion as well as melting of ice sheets.
♤ Satellite observations available since the early 1990s show that since 1993, sea level has been rising at a rate per year, significantly higher than the average during the previous half-century.
♤ IPCC predicts that sea levels could rise rapidly with accelerated ice sheet disintegration.
♤ Global temperature increases of 3-4°C could result in 330 million people being permanently or temporarily displaced through flooding.
♤ Warming seas will also fuel more intense tropical storms.