recommendation – n. a suggestion about what should be done

vulnerable – adj. easily hurt or harmed physically, mentally, or emotionally

sustainability – n. involving methods that do not completely use up or destroy natural resources

stray – v. to go in a direction that is away from a group or from the place where you should be

food chain – n. a series of types of living things in which each one uses the next lower member of the series as a source of food

carbon footprint – n. the amount of carbon dioxide and other carbon compounds emitted due to the consumption of fossil fuels by a particular person, group, etc.

consumer – n. a person who buys goods and services for personal use


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