Ten million buffalo once roamed the plains of North America. Today, only a few carefully protected herds remain. The carrier pigeon, the whooping crane, the flightless great auk of the Atlantic seaboard, and other species have all fallen prey to the greatest predator, man. This film shows efforts being made by wildlife specialists to preserve and nurture the creatures that do remain in our wilderness areas. Scenes rarely photographed make this a spellbinding film throughout.
In 2000, in Walkerton, Ontario, seven people died and 2,500 became ill due to waterborne pathogens that originated from a contaminated well and entered their drinking water.
Environment Canada. "Threats to sources of drinking water and aquatic system heath in Canada." National Water Research Institute Scientific Assessment Report Series No. 1., Minister of Public Works and Government Services, Canada, 2001. Burlington, Ontario.