The nationwide January through April tornado count is way down, 54 percent to be exact.
A look at the stark differences between March 2012 and March 2013 across the country.
For most areas of the U.S., the worst drought in more than 50 years is likely to persist well into the winter.
The odds of extreme coastal floods nationally by 2030.
Greenland lost an average of 577 billion tons of ice per year from 2004-2007. But just how much is that?
Present vs. projected July days over 95 degrees Fahrenheit
Sea surface temperature anomalies in 2005 and 2010. The area inside the box indicates the 'Main Development Region' where most hurricanes form.
High-resolution animated projection maps for how the cold and snowy months will thaw this century.