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The El Niño phenomenon has a great effect on the Earth's climate.
The boundary of the permanently frozen region is retracting due to global warming.
The flora and fauna of the savannahs adapt to the climate.
The Wallace line divides the fauna of Asia and Australia.
Lateral compressive forces cause rocks to form folds. This is how fold mountains are formed.
The phosphorus cycle describes the movement of phosphorus through the lithosphere,...
Mercury, Venus, Earth and Mars may have they formed in much the same way, but only the Earth is...
Evaporating surface water forms clouds of various shapes from which water falls back to...