NASA’s 1975 Environmental Film “Pollution Below” 16:9

Pollution Below presents stories of three widely separated people who are caught up in situations caused by unexpected pollution. https://archive.org/details/pollution_below Further reading: Industries like steel mills emit particles that act as ice-forming nuclei (a particle which acts as the nucleus for the formation of an ice crystal) into the atmosphere. These may encourage snowstorms. The…

Dust Bowl Film Rain for the Earth (1937) 16:9

The Dust Bowl, also known as the Dirty Thirties, was a period of severe dust storms that greatly damaged the ecology and agriculture of the American and Canadian prairies during the 1930s. https://en.wikipedia.org/wiki/Dust_Bowl Social and economic wastes resulting from continued drought in the midwestern dust bowl and efforts of the federal government in attempting to…