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l'eau polluée - polluted water
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l'eau salée - salt water
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l'eau potable - drinking water
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consommer - to consume
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nos réserves - our reserves
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le recyclage - recycling
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s'épuiser - to become exhausted
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peu à peu - little by little
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l'effet de serre - the greenhouse effect
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la disparition de certaines espèces animales - the extinction of some animal species
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économiser - to save
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devenir - to become
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la pollution - pollution
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l'atmosphère - the atmosphere
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les écosystèmes - ecosystems
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la terre - earth
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utiliser - to use
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réutiliser - to reuse
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inutilisable - unusable
