Share Think 2 (B1) Unit 6 Vocabulary 1
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When a plant or animal no longer exists anywhere
extinct
Rules made by the government that people must follow
laws
Things that are thrown away and not needed
waste
When something like ice turns into water because it gets warm
melt
When a lot of water covers the land, usually after heavy rain
flood
Bad substances in the air, water or land that can harm people and the environment
pollution
Thick, dirty air made from smoke and fog, often caused by pollution
smog
Reusing waste materials to make new things
recycling
Rubbish that people leave on the ground in public places
litter
Waste that is thrown away
rubbish
