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Changes and consequences, :!:Preventing:!:, Improve your IELTS Reading…
Changes and consequences
Desert description
:red_flag:fertile (C1) savannahs
- Fertile land can produce a large number of good quality crops
semi-arid
- a semi-arid area or climate has little rain but is not completely dry /ˌsem.iˈær.ɪd/
:red_flag:70% of dry land in agricultural use has deteriorated(C1) over the last 30 years
:red_flag:the Sahara desert has steadily crept(C2) southwards eating into once productive lands
- to move slowly, quietly, and carefully, usually in order to avoid being noticed:
- to use or take away a large part of something valuable, such as money or time:
:red_flag:droughts(C2) have become more prolonged(C1)
- a long period when there is little or no rain: /draʊt/
- continuing for a long time: /prəˈlɒŋd/
- the Kalahari desert advances into Botswana (=move forward)
- causes of desert advance
:red_flag:scarce(C1) water supplies
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Careful conservation(C1) of tree cover and sustainable (C1) agricultural land use have been shown to halt deterioration of soils and lessen (C1) the effects of shortage of rainfall.
- causing, or made in a way that causes, little or no damage to the environment and therefore able to continue for a long time:
- If something lessens or is lessened, it becomes less strong:
- carefully using valuable natural substances that exist in limited amounts in order to make certain that they will be available for as long a time as possible:
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the effects of loss of topsoil and increased draught are irreversible(C2)
- not possible to change; impossible to return to a previous condition
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Swallows in migration
:red_flag:The swallow w is well know for its distinctive (C1) swooping flight.
- is easy to recognize because it is different from other things:
:red_flag:It lives in close proximity(C2) to human habitation and rarely encountered in towns or cities.
- the state of being near in space or time:
:red_flag:Many young swallows become prey (C2) of falcons.
- an animal that is hunted and killed for food by another animal:
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Improve your IELTS Reading Skills / Unit 1 /
- Deforestation and Desertification (T/F/NG, Sentence completion)
- Swallows in Migration
- Desertification /dɪˌzɜː.tɪ.fɪˈkeɪ.ʃən/
- Deforestation /diːˌfɒr.ɪˈsteɪ.ʃən/
- southern /ˈsʌð.ən/ :!:
- desert /ˈdez.ət/