Only One Earth - The Environment

Pollution of the environment has become so widespread that all forms of life are threatened. In June 1972 representatives of some 130 nations met in Stockholm for an unprecedented meeting under the auspices of the United Nations to seek ways of translating their concern about the deterioration of conditions on our planet into a global attack on the problem.
Chimney of an industrial complex emitting polluted smoke into the air in New York City. New York City has strict anti-pollution laws and violators are imposed fines.