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New York Times 1975 : ‘Major Cooling Widely Considered to Be Inevitable’

“The world’s climate is changing. Of that scientists are firmly convinced. But in what direction and why are subjects of deepening debate.

There are specialists who say that a new ice age is on the way—the inevitable consequence of a natural cyclic process, or as a result of man-made pollution of the atmosphere. And there are those who say that such pollution may actually head off an ice age.

Sooner or later a major cooling of the climate is widely considered inevitable. Hints that it may already have begun a evident. The drop in mean temperatures since 1950 in the Northern Hemisphere has been sufficient. for example. to shorten Britain’s growing season for crops by two weeks.

As noted in a recent report of the National Academy of Sciences, “The global patterns of food production and population that have evolved are implicitly dependent on the climate of the present century.”

TimesMachine: May 21, 1975 –