definitions Flashcards
conurbation
a large urban agglomeration that results from several cities merging over time
rural urban migration
the movement of people from the countryside into towns and cities
urban
areas built by people
urban belt
an area of land that had become more urban
urbanisation
process of towns and cities developing and becoming bigger with bigger population
world city
a city considered to be an important node in the global economic system
mega city
population over 10 million
abrasion
scraping, scouring or rubbing action of materials being carried by rivers
air mass
a large body of air in the atmosphere
bay
indentation in the coastline between two headlands coriolis effect the result of earths rotation on weather and ocean patterns
drift
all sediment dropped by glaciers
emigrants
people who leave one country to settle in another
eutrophication
excessive nutrients building up in water sources because of leaching or run off
front
a boundary separating two masses of air with different densities
gorges
narrow steep sided valleys as a waterfall retreats