article_snippet: Scientists say that the increasing flow of fresh water from melting Greenland ice sheets may be driving the slowdown.
article_snippet: The researchers, whose study is published in the journal Nature Climate Change estimate that 8,000 cubic kilometres of fresh melt water haver flowed into the northern Atlantic from Greenland's icesheets between 1900 and 1970.
article_snippet: They say between 1970 and 2000 an additional 13,000 cubic kilometres of fresh water has poured into the northern Atlantic from Greenland.
article_snippet: The melting of Greenland's ice sheets (above) is leading to an influx of freshwater into the northern Atlantic .
highlights_snippet: Scientists at the Potsdam Institute for Climate Impact Research claim fresh water from melting ice sheets may be to blame .
  
highlights_snippet: Scientists at the Potsdam Institute for Climate Impact Research say flow of melt water has accelerated recently due to climate change .
  