Physical geography

Physical geography

Industry: Geography

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Physical geography

photochemical smog

Geography; Physical geography

A heavy, brown coloured, air pollution formed by the reaction of vehicle and factory emissions with sunlight to produce ozone which is harmful to humans, animals and plants.

temperate grasslands

Geography; Physical geography

Extensive natural grasslands in the continental interiors of temperate regions.

mor

Geography; Physical geography

A humus layer with high levels of acidity. Dark, even black in colour, not fully decomposed and lacking in nutrients.

Extraction of a mineral deposit after first removing the layers of rock laid over it. Especially used when the mineral layer is horizontal or only gently dipping and the overlying material is shallow ...

geographic information system

Geography; Physical geography

The creation of a database of geographic information from a variety of sources which allow the cross-referencing and compilation of different data sets so that relationships may be observed or ...