conservation - the act of conserving or protecting the environment, non-biodegradable materials - material that does not break down in the environment, pollutants - things that harm the environment, habitat - the place where plants and animals live, environment - everything that surrounds a living thing, ecologist - scientists who study the environment and its living things, endangered - seriously at risk of becoming extinct, conserve - to use a resource wisely so it will last longer, nonrenewable resources - resources that we cannot replace and that may run out one day, pollution - the addition of harmful materials to the environment, recycle - to collect old materials, process them, and make new items, reduce - use less of certain materials, reuse - use materials more than once, biodegradable materials - materials that break down easily in the environment, extinct - no longer in existence; all members of the group are dead,

Conservation & Pollution Vocabulary

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