David Nakamura @DavidNakamura
NEW: In 'bleak' report, UN projects the world is on pace to warm 3.9 degrees Celsius/7 Fahrenheit by 2100. To avoid dangerous warming, the world must cut its carbon output 7.6 percent each year starting in 2020-but emissions are rising. By @brady_dennis https://t.co/JM3WFGG675 — PolitiTweet.org