As world leaders gather in New York City for the United Nations Climate Action Summit Monday, a UN report warns climate change is accelerating — with the Earth on track for the warmest 5-year period on record.
"Climate change causes and impacts are increasing rather than slowing down. Sea level rise has accelerated and we are concerned that an abrupt decline in the Antarctic and Greenland ice sheets, which will exacerbate future rise. As we have seen this year with tragic effect in the Bahamas and Mozambique, sea level rise and intense tropical storms led to humanitarian and economic catastrophes."— World Meteorological Organization Secretary-General Petteri Taalas