pollution

This ‘70s clip shows part of the process involved in protecting the…

An aerial shot of a large feed lot. Close up of dead fish scattered on…

Shot of Kansas capitol building in Topeka. Cattle industry reps are…

Shot of curtains blowing in an open window, as the narrator discusses…

1940s/50s men wearing white undershirts and headlamps, covered in soot…

Smokestacks and cranes. Mine workers carrying lanterns walk out of mine…

Mining town houses with mountains of coal in the background, man in…

Aerial of men walking away from coal plant at the end of the work day.…

Group of factory workers wearing uniforms and helmets training a young…

Smokestacks in otherwise natural landscape. Bus approaches camera and…

Shots of mountains of coal and coal manufacturing in post World War II…

Smokestacks and coal factory. Train carrying coal approaches plant.…