If global warming continues unabated, only 6 of the 19 previous host cities could host the Winter Games again by the 2080s.
The 10 warmest years on record globally have all happened since 1998, with 2010 still on top as the warmest of all.
For the first time in 20 years, the U.S. is on track to set more record lows than record highs in 2013.
The amount of carbon dioxide in the atmosphere has a strong correlation with rising temperatures.
Foliage color and timing has been starting later, on average, in a warming world.
Compared with the median ice cover from 1981-2010, 2013's Arctic sea ice loss comes out to approximately 1.74 times the land area of Texas.
The peak of hurricane & tropical storm activity doesn’t usually come until Sept. 10. And, on average, there tend to be significantly more storms after the peak than before it.
Despite the recent slowdown in warming rate, this past decade was the world's warmest on record.