Definitions Flashcards
Backwash:
The movement of water down a beach by the action of gravity
Appropriate Technology:
Aid supplied by a donor country whereby the level of technology and skill required to service it are properly suited to the receiving country
Beach replenishment:
Building up the beach by pumping sand or shingle onto it
Bedload:
Larger particles moved along by a river bed
Birth rate:
The number of children born in a year for every 1000 people in a population
Brownfield site:
Land on which buildings have been built upon before
Catchment area:
The area from which people come to a shop or a shopping centre
Central Business District (CBD):
The main shopping and business centre of a city
Commuter range:
The distance people will travel from their homes to places of work
Constructive Waves:
Waves that build up beach material to create landforms
Conurbation:
A large urban area formed when cities and towns merge as they grow towards each other
Convenience/Low Order Goods:
Goods that people but frequently for everyday needs (e.g: bread, milk)
Counter-urbanisation:
A movement of people away from a city or town
Cyclone:
A system of winds rotating inwards to create an area of low pressure
Death rate:
The number of people who die in a year for every 1000 people in a population
Delta:
Where a river breaks into many distributaries before it reaches the Sea (e.g: the bird’s foot delta)
Dependent:
When an area is reliant on one company or type of company for the majority of it’s employment
Desertification:
The process by which land becomes desert
Destructive waves:
Waves that erode coastlines
Development:
The use of resources and the application of available technology to improve the standard of living within a country
Discharge:
The volume of water in a river passing a point in a given time, measured in cumecs (cubic metres per second)
Disposable income:
The amount of income a person has left after paying for all necessities
Dredging:
Taking sediment from a river or sea bed
Eco-tourism:
Environmentally responsible travel to natural areas in a way that has low impact on the natural environment and benefits to the local economy