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Vertical forces can break up layers of rock into fault blocks, which then move vertically along...
The rise and drop of sea levels caused by the gravitational force of the Moon.
One third of the continents is covered with desert. Today, desertification is a growing problem.
In the past, a number of geologists tried to explain why the outlines of continents seem to fit...
The boundaries of tectonic plates can be seen on the seafloor.
Soil is the loose, uppermost, fertile layer of the Earth’s crust.
The duration of solar radiation, the angle of the Sun's rays and the surface albedo all have an...
A glacier is a large body of ice that forms from snow, and is in constant, slow motion.