Geography

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

aquatic plants

Geography; Physical geography

Fall into four categories. Emergents ( rooted in sediment and protrude above the surface), free-floaters, floating-leaved (rooted in sediment with leaves floating on the surface), ...

bird's foot

Geography; Physical geography

as it suggests, with the 'toes' pointing out to the body of water. It is now thought that the different shapes are formed according to the salinity of the body of water. High ...

brown earth

Geography; Physical geography

Type of soil associated with northern europe in deciduous woodland areas. High leaf litter in autumn provides plenty of material for decomposition into a rich humus which is mixed ...

aquifer

Geography; Physical geography

An aquifer is an underground layer of water-bearing permeable rock or unconsolidated materials (gravel, sand, silt, or clay) from which groundwater can be usefully extracted using ...