Across
- 3. – The capacity or force needed to do work or cause movement.
- 5. – Places where large amounts of waste are disposed of.
- 7. – An area of land that can be seen from a particular place.
- 10. – Work done without payment, to help others.
- 11. – The layer of gases surrounding the Earth.
- 12. – Something that can be maintained without harming the environment.
- 14. River – The longest and most voluminous river in South America.
- 16. – Science that studies the relationship between living organisms and their environment.
- 17. – Time of day between afternoon and night.
- 19. – In a very severe or radical way.
- 20. do it! – Expression used to encourage taking action together.
Down
- 1. – Harm to the environment caused by harmful substances.
- 2. – Water sport that involves riding waves.
- 4. power – Energy generated from the wind.
- 6. – To take part in an activity or event.
- 8. – Something that is exceptional or out of the ordinary.
- 9. – A territory with its own government, recognized as a nation.
- 13. water – The act of using this resource responsibly.
- 15. – A person who expresses their opinions in a clear and direct way.
- 18. teeth – A habit necessary to maintain dental hygiene.