Sustainability Issues Key Terms

Question 1

Sustainability

Answer 1

The ability to meet the needs of the present without compromising the needs of future generations.

Question 2

Reduction (waste)

Answer 2

Reducing the amount of packaging for products.

Question 3

Energy recovery

Answer 3

Waste can be converted into energy, the main method this is done by is incineration.

Question 4

Composting

Answer 4

Organic waste can be used to make compost to fertilise gardens or farmland

Question 5

Anaerobic digestion

Answer 5

Large scale composting taking place in an enclosed reactor.

Produces biogas which can be used for an energy supply. Expensive to set up.

Question 6

Landfill

Answer 6

Dumping waste is old quarries or hollows. Leaching can be a byproduct as can the release of methane gas

Question 7

Pay as you throw schemes

Answer 7

Schemes in which the more waste a household throws out, the more they are charged

Question 8

Suburb

Answer 8

An outlying district of a city, especially a residential one

Question 9

The brown agenda

Answer 9

The range of environmental problems experienced by cities in the developing world