Environmental problems have become one of the most urgent problems of modern society. more and more people suffer from air and water pollution. nature also suffers from land and nuclear pollution. the reasons for such environmental problems are numerous. among them increasing number of cars in the streets, factory waste, millions of cut down trees, destroyed habitats of animals, contaminated rivers and seas. all these problems mainly arise due to human careless activities and gradually destroy our planet. if we look closely, we’ll notice that not only one city is under danger, but the majority of world population.
Covers the central part-занимает центральную часть different from-отличаетсяиз-за main mountain chains-основные горные цепи called-называемые history-современные история began struggle for independence-начали борьбу за независимость border on-граничит с... 1. the central part of north america 2. about 9,328,000 square kilometres 3. is about 265 million people 4.is different from state to state 5. by the pacific ocean in the west and the atlantic 6.the cordillera in the west and the 206 7.to the north of the country,on the border with canada 8.in 1607,when colonizers established the first permanent english settlement in jamestown,virginia 9.in 1861 10. is alaska 11.is the president 12.washington,dc 3. 1.surrounding 2. surrounds 3.connected 4.has connected 5.development
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