environmental sustainability
Across
- 5. Invisible rays emitted by the sun which can be harmful
- 7. The global movement that started in 2007 that encourage people to switch off their lights to call attention to climate change
- 8. Kills marine life and takes very long to decompose
- 12. The process of removing salt from water
- 14. what is the name of the international treaty on climate change
- 16. What is our main source of energy
- 18. The hole in a layer of the earth atmosphere is called?
- 19. A cheap and fuel efficient way to travel
- 20. In july 2021, singapore opened the large scale floating solar panel at ______ Reservoir
- 21. The presence in or introduction into the environment of a substance which has harmful effects
- 22. Another word for fauna
Down
- 1. A way to travel which has 2 wheels and uses no fuel
- 2. What alternative energy is powered by the sun
- 3. When people travel in the same car to the same destination
- 4. Car powered by power-electric engine
- 6. what petrol do you use to reduce the amount of lead in the air
- 9. One of the key pillars. Energy _____
- 10. how many key pillars are there in the Singapore Green Plan
- 11. Another word for flora
- 13. Greenhouse gases contribute to something called
- 15. A building in which plants that needs protection from cold weather are grown
- 17. To use something for a different purpose to the one for which it was originally intended for