There is a lot of talk about global cooling as opposed to global warming these days. I suppose that is because the average temperature is falling, and because sunspot activity has stopped, something historically associated with falling temperatures. Here is an article discussing this:

http://www.expertclick.com/NewsReleaseWire/default.cfm?Action=ReleaseDetail&ID=23123

One important thing to consider is that historically colder has been worse for people than warmer, and at present our politicians are only focused on warming. Warming, at least for the next 100 years, would only make life on earth better for humans while colder would cause severe dislocations in a few years. Yet, our politicians are doing nothing to ameriolate the effects of cooling, particularly on the poor.