http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
1 online resource (1 video file, approximately 23 minutes) : digital, .flv file, sound
A critical concern for the planet today is global warming and its probable consequences. And whether warming trends are occurring because of greenhouse gases in the atmosphere or a cyclical change in the weather, we'll investigate this global issue from the polar Arctic to the polar Antarctic.
Originally produced by Film Ideas in 2008.