The Power Dissipation Index for hurricanes has been on the rise since 1970, along with sea surface temperatures.
This season was the least active since 1982 and the sixth-quietest since 1950.
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.
The current level of understanding makes it hard to say for certain how climate change will influence Atlantic hurricanes in the future.
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.
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.