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| Photo: Reuters |
Research finds 20cm rise since start of 20th century, caused by global warming and the melting of polar ice, is unprecedented. The rise in sea levels seen over the past century is unmatched by any period in the past 6,000 years, according to a lengthy analysis of historical sea level trends. See more @ http://www.theguardian.com/environment/2014/oct/14/sea-level-rise-unmatched-6000-years-global-warming
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