Human geography

Human geography

Geographical events related to human actions.

Industry: Geography

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Human geography

accelerated erosion

Geography; Human geography

An increase in the rate of 'natural' erosive processes, such as rainwash, owing to the activities of people - for example, in the clearing of vegetation, construction, ploughing of fields and ...

accelerator

Geography; Human geography

In economic geography, this refers to something that increases the momentum of a boom or slump. For example, a marked expansion of overseas markets would accelerate a boom, while a slump would be ...

acceptable dose limit

Geography; Human geography

This applies to those circumstances in which an alien substance is introduced into the environment, such as the discharge of raw sewage into the sea. The limit is the greatest amount that can be ...

accessibility

Geography; Human geography

The ease with which one location may be reached from another. In transport studies, it is that quality possessed by a place as a result of its particular location within a transport network. The ...

accretion

Geography; Human geography

A process of growth by accumulation; e.g. the enlargement of a raindrop by collision with many other tiny water droplets within a cloud, or the accumulation of mineral matter in a particular ...

Rain contaminated by chemicals (notably sulphur dioxide, producing dilute sulphuric acid) that have been released from industrial chimneys, and in particular from coal-burning power stations. Acid ...

administrative principle

Geography; Human geography

One of three principles underlying Christaller's central place theory and governing the spatial arrangement of a central place relative to its market area. It applies where advanced systems of ...