From a Depression-era documentary that describes the importance of the Mississippi River. Written and directed by Pare Lorentz The complete film can be found at: http://www.archive.org/details/RiverThe1937

Industrial smoke and pollution circa the late 30s. This would be a good clip to include in a film about pollution or even global warming.

A movie released under creative commons to promote environmental awareness. IMDB Link Several cuts/audio versions of this film were released, if you would like to them added here post a link to where I can get them in the comments and I will upload them onto this page. ----- For free intelligent electronic music visit Karakasa Music @ Archive.org