WEBVTT FILE 1 00:00:01.010 --> 00:00:05.010 2 00:00:05.010 --> 00:00:09.000 2019 was the second hottest year on record. 3 00:00:09.000 --> 00:00:13.000 4 00:00:13.000 --> 00:00:17.010 Globally, temperatures were more than 2°F (1.11°C) warmer than the late 19th Century. 5 00:00:17.010 --> 00:00:21.000 6 00:00:21.000 --> 00:00:25.010 During the northern summer, water pooled on top of the Greenland Ice Sheet as ice melted. 7 00:00:25.010 --> 00:00:29.010 8 00:00:29.010 --> 00:00:33.000 9 00:00:33.000 --> 00:00:37.000 Large, intense fires burned from Alaska and Siberia to Australia. 10 00:00:37.000 --> 00:00:41.000 11 00:00:41.000 --> 00:00:45.000 This continues a long-term trend of warming around the world, driven by rising greenhouse gas levels. 12 00:00:45.000 --> 00:00:49.010 13 00:00:49.010 --> 00:00:53.010 The last decade was the warmest on record. 14 00:00:53.010 --> 00:00:57.000 15 00:00:57.000 --> 00:01:01.010 And the last five years have been the warmest five years on record. 16 00:01:01.010 --> 00:01:05.010 17 00:01:05.010 --> 00:01:09.000 18 00:01:09.000 --> 00:01:15.925 EXPLORE EARTH