2009 tied for the fifth-warmest year since the 1850s, and 2000-2009 was the warmest decade on record, according to the National Oceanic and Atmospheric Administration’s 2009 State of the Climate report. Climate Central has a video illustrating this and other highlights from the report:
![](https://grist.org/wp-content/uploads/2010/07/windmills_energy_renewable_water.jpg?quality=75&strip=all&w=500)