According to the report, the past annual rate of sea level rise — about 3 millimeters (.1 inch) per year — may more than triple, to 10 millimeters per year by 2100.
Climate change leads to rising sea levels in two ways.
It was in the 20th century that they started rising and then accelerated due to global warming caused by the greenhouse gas emissions through burning fuels like coal, oil and natural gas.
2017: Devastating effects of climate change Disappearing wonder Earlier this year, scientists realized that coral bleaching in Australia's Great Barrier Reef was worse than first thought.
2017: Devastating effects of climate change Melting Antarctica In July, one of the largest icebergs ever recorded separated from the Larsen C ice shelf — one of Antarctica's biggest — reducing its area by more than 12 percent.