pollution, How can we call it?, cloud, what is this ?, recycling, What word connected to the environment did the speaker mention?, volcano, mountain or hill, typically conical, having a crater or vent through which lava, extinct, What word the speaker used to describe species of animals, ocean, bigger than the sea, footprint, solar ____, spill, a release of oil into the environment, either leaked or discharged from a ship, lorry, truck etc is called an oil ____, factory, what do you see in the photo? ( connected with pollution), earthquake, what natural disaster did the speaker mention?

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