CNN CNN Newsroom Live September 23, 2019 07:21:00
Well. and the sea ice lost that's increased and the extreme weather events. you look at the temperature trend, 2015 through 2019, warmest five-year period on record. since the pre-industrial time, 1.1 degrees celsius warmer on a planetary scale. you take a look at the sea level rise. we've seen that in the past 25 years. on an average basis per year. it was about 3 millimeters in a ten-year span. the past ten years it was closer to 4 millimeters. in the last five years that number has gone up to 5 millimeters. another way to look at this is a simpler what i to understand it, the significance o...