1
a development that is causing little or no damage to the environment and therefore able to continue for a long time.
2
describes an item that is intended to be thrown away after use.
3
the process of conserving energy.
4
endangered birds/plants/species animals or plants which may soon not exist because there are very few now alive.
5
an increase in the amount of carbon dioxide and other gases in the atmosphere which is believed to be the cause of a gradual warming of the surface of the Earth.
6
things such as minerals, forests, coal, etc. which exist in a place and can be used by people. Some natural resources, such as natural gas and fossil fuel, cannot be replaced.
7
describes a form of energy that can be produced as quickly as it is used. Renewable energy sources such as wind and wave power.
8
the process by which land changes into desert.
9
the poisonous gas formed by the burning of carbon, especially in the form of car fuel.
10
the cutting down of trees in a large area; the destruction of forests by people.
11
there has been a growing concern about climate change.
12
able to decay naturally and harmlessly.
13
the gas formed when carbon is burned, or when people or animals breathe out.
14
a gradual increase in world temperatures caused by polluting gases such as carbon dioxide which are collecting in the air around the Earth and preventing heat escaping into space.
15
the number and variety of plant and animal species that exist in a particular environmental area or in the world generally, or the problem of preserving and protecting this.
16
to collect and treat rubbish to produce useful materials which can be used again.
17
the air, water and land in or on which people, animals and plants live.
18
a layer of air high above the Earth, which contains a lot of ozone, and which prevents harmful ultraviolet light from the sun from reaching the Earth.
19
an organization that fights for the protection of the environment.
20
a sudden violent movement of the Earth's surface, sometimes causing great damage.
21
many species of plants and animals are in danger of/threatened with extinction (= being destroyed so that they no longer exist).
22
damage caused to water, air.... by harmful substances or waste.
23
rain which contains large amounts of harmful chemicals as a result of burning substances such as coal and oil.
24
a layer of oil that is floating over a large area of the surface of the sea, usually because an accident has caused it to escape from a ship or container.
25
the general weather conditions usually found in a particular place.
26
a long period when there is little or no rain.
27
an extremely large wave caused by movement of the earth under the sea, often caused by an earthquake (= when the Earth shakes).
28
the power from something such as electricity or oil, which can do work, such as providing light and heat. There are different types of energy: solar, nuclear, hydroelectric...
29
strong, unpleasant and sometimes dangerous gas or smoke.
30
a large amount of water covering an area that is usually dry.
