Across
- 4. protecting, maintaining or improving natural resources, to keep them safe from destruction and keep them for the future
- 8. a measure of the effect that human activities have on the climate
- 9. study of the relationship of living things with each other and their environment
- 10. destruction of forest to make land for agriculture
Down
- 1. community of plants, animals and other organisms living in an area which provides what they need to survive
- 2. rain mixed with acids formed by gas released into the atmosphere
- 3. gradual warming of the earth's surface temperature caused by emission of gases that trap the heat
- 5. gases that trap the heat of the sun in the earth's atmosphere
- 6. location where garbage rubbish or waste is thrown away without environmental control
- 7. area designated to receive household garbage, solid waste and construction debris