Dec. 11 - Climate Change Is Nothing New For New Mexico, But Its Human Causes Are

The Global Climate Change Conference is wrapping up on Paris this week as nations try to come up with an agreement to limit the causes of climate change. This issue has been on people's minds for several years now, as leaders in Washington wrestle with questions of just how real it is and how to keep it under control.  Alan Dee sat down with Eric Blinman, the head of the New Mexico Office of Archaeological Studies, to find out if there have been periods of climate change before.