Environmental puzzles

Crossword Puzzle A

Across

1. water in its frozen state
5. habitat for ducks and geese
8. the study of ecosystems
10. chlorofluorocarbons (abbreviation)
14. protective gas high in the atmosphere
15. what we breathe
16. Environment Canada (abbreviation)
17. we all benefit from wise water ______
18. cities use wastewater ____________ plants to purify water

Down

2. what we should do with used newspapers
3. its emissions pollute the atmosphere
6. wall built to hold back water
7. not the kind of rain we want to fall
9. "all rivers flow to the _____"
11. chemical abbreviation for carbon dioxide
12. another name for garbage
13. water quality ______

Crossword Puzzle B

Across

2. we dispose of this in landfill sites
5. atmospheric environment station (abbreviation)
6. recyclable garbage used as natural fertilizer
9. another name for poison
10. antonym for dirty
11. "every ______ bit hurts"
14. water molecules take a journey or ____ down Eco River
15. wilderness land set aside by government
16. it takes in carbon dioxide

Down

1. a tree is a _____
2. methane is a natural _________
3. if we reuse something we _______ it
4. the name of our river
7. to contaminate the environment
8. humans breathe out, plants __________
11. a jump by a deer
12. leaky septic ______ can pollute the groundwater
13. one method of travel for our water molecules

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