Dynamo theory

1946

Dynamo theory

The book of science

Tom Sharp

Walter M. Elsasser electromagnetism geophysics

Dynamo theory

Dynamo heat

Dynamo power

Our safety on this planet is fragile in the geologic time scale. Nations, languages, and species are more transient than it would seem. The strength of the magnetic field that protects our atmosphere from the solar wind has been decreasing by over six percent per century. Will high SPF sunscreen be sufficient during the next chaotic magnetic field reversal?

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