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Ecology and Nature
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... happen when the water level rises quickly.
floods
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We shouldn't ... water. Close the tap!
waste
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... produce toxic substances that posion water and soil.
landfills
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When it doesn't rain for a long time, there is a ... It can lead to hunger in some countries.
drought
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Millions of .... bottles end up in the ocean and harm marine life.
plastic
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A lot of wild animals are in ..., we ought to protect them from dying out, for example, create national parks.
danger
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Rising temperatures cause melting of ...
icebergs
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Because of the ... from factories, cars and other human activities the ozone layer becomes thin.
pollution
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People often start forest ... when they aren't careful. As a result, a lot of trees and animals die.
forest fires
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When you ... , you help the planet to get cleaner.
recycle
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