commons - public space containing a usable resource, resource - material from earth that humans need, clouds - found in our atmosphere, iron ore - found in our lithosphere, ecological footprint - our personal impact on the planet, overfishing - taking too many fish before they can replenish their population, recycle - re-using materials in a productive manner, overshoot day - the day our planet would run out of resources for us, classification - grouping words together based on common properties, the environment - surroundings or conditions in which a living thing operates,

Unit 1 - Introduction to Environmental Science

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