EXTRAPOLATION OF SUNSPOT-CLIMATE RELATIONSHIPS

H. C. Willett Massachusetts Institute of Technology

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Abstract

Attention is called to a few striking facts concerning the cyclical variation of sunspots and certain elements of the climatic variations of the northern hemisphere during the past two centuries. Some tentative forecasts are offered, based exclusively on comparative extrapolation of recent cyclical trends.

Abstract

Attention is called to a few striking facts concerning the cyclical variation of sunspots and certain elements of the climatic variations of the northern hemisphere during the past two centuries. Some tentative forecasts are offered, based exclusively on comparative extrapolation of recent cyclical trends.

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