Flashcards
Population and the Environment Key Terms
Cards in this deck (10)
- 1Population DensityThe average number of people living in a specified area, usually expressed as the number of people per km²
- 2Population DistributionThe pattern of where people live. This can be considered at all scales from local to global, in an area or country
- 3Agricultural ProductivityThe ratio of agricultural outputs to agricultural inputs
- 4AgricultureThe science or practice of farming, incl. cultivation of the soil for the growing of crops and the rearing of animals to provide food, wool etc
- 5ClimateA region's long-term weather patterns. THis is measured in terms of average precipitation, maximum and minimum tenperatures
- 6Food SecurityFood security exists when all people at all times have access to sufficient, safe, nutritious food to maintain a healthy and active life
- 7SalinisationThe build-up of salts in soil, eventually to toxic levels for plants
- 8SoilThe upper layer of earth in which plants grow, a black or dark brown material typically consisting of a mixture of organic remains, clay and rock particles
- 9TopographyThe relief and drainage of an area
- 10Zonal SoilA soil which has experienced the maximum effect of climate and natural vegetation upon the parent rock, assuming there are no extremes of weathering, relief or drainage
Information
- Description
- A level Geography (Population and the Environment) Flashcards on Population and the Environment Key Terms, created by Robin Connolly on 18/10/2016.
- Created by
- Robin Connolly · Oct 2016
- Updated
- Nov 1, 2016
- Views
- 0
- Rating
More on Population and Resources