what were the hottest years on record
Itâs official: 2016 was the hottest year on record in since scientists began tracking Earthâs temperature more than 100 years ago, according to independent analyses by NASA and NOAA. Itâs official: 2016 was the hottest year on record in since scientists began tracking Earthâs temperature more than 100 years ago, according to independent analyses by NASA and NOAA.