2018 was fourth-hottest year on record, NASA says
By David Freeman
The last five years were the hottest ever recorded
By Alejandra Borunda
Earth's 5 warmest years on record have occurred since 2014
By Andrew Freedman
It's Official: 2018 Was the Fourth-Warmest Year on Record (Published 2019)
By John Schwartz & Nadja Popovich
2018 was one of the hottest years ever
By Umair Irfan