Nature and environment

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the air, water and land where people, animals and plants live

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the way in which plants, animals and natural features of a place affect and depend on each other

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the natural home of a plant or animal

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the natural system in which, for example, an insect eats a plant, a bird eats the insect, an animal eats the bird, etc. with the result that all these different forms of life depend on each other

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general increase in the temperature of the world, caused by pollution from cars, factories, etc

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changes in the weather around the world, which result in much higher or lower temperatures, violent storms, floods, etc

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the gradual warming of the Earth caused by pollution that stops heat from leaving the Earth’s atmosphere

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a layer of natural gases around the Earth. The ozone layer protects the Earth from the harmful effects of the sun, but pollution is causing a hole in it

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a tropical forest with tall trees growing very close together, in an area where it rains a lot. It is very important for the balance of the Earth’s ecology

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a situation, in which most of the trees in an area are cut down or destroyed, resulting in great damage to the environment

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a type of plant or animal that is likely to stop existing completely, for example because of hunting or pollution