Match the word of the active vocabulary with its definition:
1 sustainable A huge or great and seeming to have no limit
2 variable B to be ruined or stop exciting
3 safeguard C to protect from being harmed or damaged
4 infinite D of such a kind that it may function or maintain its condition without harming the environment
5 collapse E such that may change or be different
6 depletion F a substance that pollutes, spoils, or poisons something
7. contaminant G reduction in the number or quantity of something
8 irreversible H non-living factor in an ecosystem
9. abiotic I retain for future use
10. reserve J not possible to change; impossible to return to a previous condition

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