See the changes in what are termed "Hardiness Zones" - areas where specific types of trees grow best, based on overall temperature trends. The link will bring you to the 2006 numbers. Then press "reset" and "play" to see how tha that has changed in the past 15 years.
http://www.arborday.org/media/mapchanges.cfm
Also, I've been catching up on news pieces I missed this year, as I tend to read the news rather than watching it. Read the transcript of this elegant piece by Keith Olbermann on NBC - you can click to watch the video, as well.
http://www.msnbc.msn.com/id/15147009/
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