The number of big fires has shot up since 1970, with the largest number occurring during the years with the highest temperatures.
By 2100, sea level may be as high as six-and-a-half feet above 1992 levels, putting the homes of 7.8 million Americans at risk of being flooded.
Climate change can be natural, but what’s happening now can’t be explained by natural forces.
Global sea level rise since 1880.
We've been in an active Atlantic Hurricane period since 1995, where the average number of named tropical storms has jumped significantly to 15.2 per year.
A snapshot of how 2012 stacks up against the five other warmest years ever recorded in the U.S.
From Hurricane Sandy to record heat, here is our list of the top 10 extreme weather and climate events of 2012.
Human-generated emissions of CO2 this year are expected to reach 35.6 billion tons. That’s up 2.6 percent from what was emitted in 2011, the previous record holder.