@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/YMolyJcrK2 https://t.co/KioyjdIRct

@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/YMolyJcrK2 https://t.co/KioyjdIRct