Study the word list: GCSE Geography: Key Words 03

Key words for GCSE Geography.

Word list: GCSE Geography: Key Words 03

demography	Demography is the study of population.
dependency	Dependency ratio is the number of dependents in a population divided by the number of working age people.
desertification	Desertification is the degradation of relatively dry land into even more arid land through human activity or climate change.
destructive	Destructive waves are when the backwash is stronger than the swash and so the beach is eroded.
development	Development is the improvement of quality of life in a country through technological advances and application of resources.
discharge	River discharge measures the volume of water passing a point at a given time; it is measured in cubic metres per second.
disposable	Disposable income is the amount of money people have left over after paying their living expenses.
dredging	Dredging is the removal of sediment from a river or sea bed.
ecohomes	Ecohomes are homes that are designed to conserve energy and resources.
economic	An economic core region is the most highly developed region in a country with high population and high average income.
economies	Economies of scale are the result of business growth; a larger operation means lower production costs.
ecotourism	Ecotourism is the responsible travel to natural areas in order to have minimal impact on the local ecosystem.
ecotown	A new town designed to have as little environmental impact as possible is called an ecotown.
emigrant	An emigrant is someone who leaves their country to live in another one for longer than a year.
energy	The energy gap is the difference between a rising demand for energy and the country's ability to produce that energy.
engineering	Hard engineering refers to the use of concrete and artificial structures in coastal defenses.
environmental	Environmental impact is the effect of a natural event on the landscape and ecology.