Using Earth's resources Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

Aquifer

A

A natural underground rock structure which holds groundwater.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Water stress

A

Where a country or area cannot meet its demand for fresh water.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Water surplus

A

Where a country or area exceeds its demand for fresh water.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Renewable resource

A

A resource we can make use of, that will not run out .

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Non-renewable resource / Finite resource

A

A resource that is limited, and could run out one day.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Natural resource

A

It occurs naturally in the environment, and we can make use out of it.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Food security

A

People have access, at all times, to enough safe and nutritious food for a healthy and active life.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Food bank

A

A place which gives out free (donated) food to people who need it.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Fossil fuel

A

Coal, oil, and natural gas

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Fossil water

A

Groundwater that has been sealed into aquifers for thousands or millions of years, by changes in the surrounding rock.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Mass extinction

A

When a large number of species die of over a quite short period of time; for example because of an ige age.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Biodiversity

A

The variety of living things in a place.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Biomass

A

Plant or animal material used as fuel; for example, wood and waste from farms.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

Hydroelectricity

A

Electricity generated when flowing water spins a turbine.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

Solar power

A

Electricity generated from sunlight, using Photovoltaic (PV) cells.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

Hydroponics

A

Growing plants in water that contains the nutrients they need.

17
Q

Self-sufficient

A

The ability of a region or country to produce enough food without needing to buy or import additional food.

18
Q

Carbon neutral

A

Adding no carbon dioxide to the atmosphere, overall; If any is being added it is cancelled out by planting trees.

19
Q

Food insecurity

A

People do not have access at all times to the food they need.

20
Q

Trade wars

A

Where countries try to damage each other’s trade; for example, they may place tariffs on imports from each other.

21
Q

Tariffs

A

Taxes on imports or exports.

22
Q

Habitat

A

The natural environment of a species; its home.

23
Q

Sustainable

A

Can be carried on into the future without doing harm.

24
Q

Desalination plant

A

Where sea water is turned into fresh water, by removing its salt.

25
Q

Environment

A

Everything around you; air, soil, water, animals, and plants form the natural environment.

26
Q

Fresh water

A

Water that is not salty; for example, the water in rivers and springs.

27
Q

Green electricity

A

Generated using renewable resources such as wind, waves, and sunlight; no harmful emissions are produced.

28
Q

Groundwater

A

Water that collects below ground, when rain trickles through the soil.

29
Q

Irrigate

A

To water crops.

30
Q

Living sustainability

A

Living in a way that does not harm us humans, other species, or the environment.

31
Q

PV cell (Photovoltaic cell)

A

Converts the energy from sunlight into electricity.

32
Q

Cloud seeding

A

When planes spray tiny salt crystals into clouds, to encourage water droplets to grow larger, and fall as rain.