@CNN: 2018 is on pace to be the fourth hottest year on record, according to data from the National Oceanic and Atmospheric Administration. Only three other years have been hotter: 2015, 2016 and 2017. https://t.co/1xlis6yR3c https://t.co/IzhMhodgWU

@CNN: 2018 is on pace to be the fourth hottest year on record, according to data from the National Oceanic and Atmospheric Administration. Only three other years have been hotter: 2015, 2016 and 2017. https://t.co/1xlis6yR3c https://t.co/IzhMhodgWU