Keywords Flashcards
What is a carbon footprint?
The amount of carbon dioxide produced by human activity within a country.
Water stress?
Considers the balance between supply and damand of water.
Water deflict?
When demand for water is greater than supply.
Water surplus?
When supply of water is greater than demand.
Grey water?
Re-using semi clean water to clean cars, and flushing the toilet.
Energy mix?
Range of different sources from a country/community.
Energy security?
Make sure energy can meet a damand for a population.
Fracking disadvantages?
Release methane when burned and could contaminate water.
How much water does fracking use?
8 million litres of water
How much methane does fracking use?
Methane 25x (25 times more powerful than co2)
What rock is used for fracking?
Shale rock.
What does Abiotic mean?
All no living things in a ecosystem.
What does biotic mean?
All the living things in an ecosystem.
What is a biome?
A global scale ecosystem.
What is a ecosystem?
The living and no living components of an area, and inter-relationships the exist between them.