CHAPTER III.

OCEAN-CURRENTS IN RELATION TO THE DISTRIBUTION OF HEAT OVER THE

GLOBE.—(_Continued._)

Influence of the Gulf-stream on the Climate of the Arctic

Regions.—Absolute Amount of Heat received by the Arctic

Regions from the Sun.—Influence of Ocean-currents shown by

another Method.—Temperature of a Globe all Water or all

Land according to Professor J. D. Forbes.—An important

Consideration overlooked.—Without Ocean-currents the

Globe would not be habitable.—Conclusions not affected by

Imperfection of Data 45

Climate and Time in Their Geological Relations A Theory of Secular Changes of the Earth's Climate · 第 3 / 41 章