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Geography

The study of physical characteristics of earth and the distribution and effects of life on earth, especially that of humans.

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Geography > Physical geography

plucking

Geography; Physical geography

A form of glacial erosion in which ice freezes on to rock and pulls it away when the glacier moves on.

ocean trench

Geography; Physical geography

Deep depressions in the ocean floor (up to 11km) formed at a subduction zone where the denser plate is forced below the less dense one.

maritime climate

Geography; Physical geography

The climate of land areas in coastal regions where the characteristics of the climate are clearly affected by the proximity to the water mass. For example, the uk has a very ...

gelifluction

Geography; Physical geography

A form of mass movement in which thawed upper soil layers move over permafrost.

gorge

Geography; Physical geography

Deep, narrow, steep (often vertical) sided valley which usually has a river occupying its entire floor.

pyroclastic cloud

Geography; Physical geography

The cloud of gas, ash, dust, stones and rocks emitted during a highly explosive volcanic eruption.

frost creep

Geography; Physical geography

A form of mass movement where expansion due to freezing of water in the upper soil leads to downslope collapse on thawing and thus a net downslope movement.