Are we slowly destroying our environment? We are filling the ground, atmosphere, and water with unnatural products. Some can be dangerous-and even lethal. In this program, we explore the danger of radioactive residue, contamination in the air and water, and the impact of this contamination.

Originally released by Cerebellum Corporation, 2013. Streaming video file encoded with permission for digital streaming by Infobase on July 10, 2018.

Summary: Contamination (1:56); --Cities (3:43); -- Industry (2:27); -- Civilization and Biological Cycles (3:28); -- Contamination: Introduction (2:03); -- Biological Cycles (1:44); -- Industry (2:27); -- Cities (1:41); -- The Countryside (2:03); -- Summary (2:04); -- Credits: Contamination (0:39); .