CHAPTER X.

EXAMINATION OF THE GRAVITATION THEORY OF OCEANIC

CIRCULATION.—DR. CARPENTER’S THEORY.—OBJECTIONS CONSIDERED.

_Modus Operandi_ of the Matter.—Polar Cold considered by Dr.

Carpenter the _Primum Mobile_.—Supposed Influence of

Heat derived from the Earth’s Crust.—Circulation without

Difference of Level.—A Confusion of Ideas in Reference to the

supposed Agency of Polar Cold.—M. Dubuat’s Experiments.—A

Begging of the Question at Issue.—Pressure as a Cause of

Circulation 172

Climate and Time in Their Geological Relations A Theory of Secular Changes of the Earth's Climate · 第 10 / 41 章