Complete the definitions using the words in the box. survive, extinct, green, countryside, litter, endangered, fumes, pollution, farmland. 1 If you ..., you continue to exist in spite of difficulties. 2 If a species is ..., there is a possibility that it could disappear. 3 The ... is made up of the natural areas outside towns and cities. 4 Cars produce ... gases that damage the environment. 5 If you are ..., you care about the environment and try to help protect it. 6 The areas where plants are grown and animals are raised for food are known as ... . 7 If an animal becomes ..., it disappears forever from the world. 8 Chemicals that damage the environment are known generally as ... . 9 Rubbish that people drop in the streets is called ... .

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