This website is no longer actively maintained
Some material and features may be unavailable



  Hurricanes, tornadoes, droughts, floods: A preview of life under global warming?

As Hurricane Irene, first major hurricane of the season, threatens the Eastern seaboard, Need to Know investigates the links between extreme weather and climate change.


  Twisted logic: What tornadoes don’t have to do with global warming

It’s been one of the deadliest tornado seasons on record. But meteorologist Harold Brooks of the National Severe Storms Laboratory warns: don’t blame it all on global warming.

      American Voices
      The Watch List
      climate desk