y9 geography semester 1

climate

average weather in an area

environment

the total of all living and non-living things

land degradation

the decline in quality, heath, etc. of land, usually caused by humans

liveability

qualities of a place that support quality of life

sustainability

using natural resources and managing human activities so that life and ecosystems can thrive long-term

aquaculture

the farming of aquatic stuff in controlled water environments

biome

a big area with similair climate and vegetation

biophysical environment

the combination of living and non-living elements

ecosystem

a community of living things interacting

groundwater

water that exists under the earth’s surface

abiotic

non-living stuff

staple foods

carbohydates like rice, wheat, etc.

climate change

long term change in weather patterns

desertification

when land becomes desert

food security

having access to safe, nutritious foods

salinity

dissolved salt in a body of water

genecitcally modified crops

inserting DNA into something to change it’s qualities

yield gap

the difference between the actual production of crops and the crops that could be achieved