a situation when there is not enough of the people or things that are needed
shortage /ˈʃɔːrtɪdʒ/
a way of solving a problem or dealing with a difficult situation (= answer)
solution
a plan of action agreed or chosen by a political party, a business, etc.
policy /ˈpɑːləsi/
(used especially about groups of animals, plants, etc.) at risk of no longer existing
endangered
the people or an organization who have the power to make decisions or who have a particular area of responsibility in a country or region
authority /əˈθɔːrəti/
fuel such as coal or oil that was formed over millions of years from parts of dead animals or plants
fossil fuel
to pass a law
to enact /ɪˈnækt/
to stop holding something or stop it from being held so that it can move, fly, fall, etc. freely
release /rɪˈliːs/
(of energy and natural resources) that is replaced naturally or controlled carefully and can therefore be used without the risk of using it all up
renewable energy
The process or fact of making a substance or place dirty or no longer pure by adding a substance that is dangerous or carries disease (e.g. Environmental ________ resulting from human activities is a major health concern)
contamination/kənˌtæmɪˈneɪʃn/
the production or sending out of light, heat, gas, etc.
emission /ɪˈmɪʃn/
the person or thing that makes something happen
cause
a layer of ice permanently covering parts of the earth, especially around the North and South Poles
ice cap /ˈaɪs kæp/
the act of cutting down or burning the trees in an area
deforestation /ˌdiːˌfɔːrɪˈsteɪʃn/
to start to use a particular method or to show a particular attitude towards somebody/something
adopt (e.g. All three teams adopted different approaches to the problem.)
the place where a particular type of animal or plant is normally found
habitat
an official action that is done in order to achieve a particular aim
measure /ˈmeʒər/
to stop existing
die out
the possibility of trouble, danger or disaster
threat/θret/