2012: the hottest year on record
Last year was one for the history books, as a long-term warming trend brought two record highs for each record low between 2000 and 2010. And even more concerning, in the past year there were five record highs for each low recorded. NBC's Anne Thompson reports. (Nightly News)
Go to the story
http://video.msnbc.msn.com/nightly-news/50403358/
- Comments
- Post your Comment










