Solar observations.- The physical properties of the Sun.- Solar activity.- Earth's climate.- Solar activity and the stratosphere.- Solar magnetism and Earth's climate.- A review of solar-terrestrial studies.- Solar activity and regional climate variations.- Synthesis.

In its revised 2nd edition, this book examines current understanding of the relationship between sunspots and the Earth's climate. Opening with a brief historical review, the text moves on to scrutinize the various current hypotheses. The focus is on how information on the solar cycle and Earth's climate is gathered, and includes discussion of observations, methododology and the physics involved, with the necessary statistics and analysis also provided.