Across
- 8. gases that trap the heat of the sun in the earth's atmosphere, producing the greenhouse effect.
- 9. the process of minimising waste by recovering materials and transforming them into new products
- 12. fuels such as oil,coal and natural gas
- 13. capable of being broken down or decomposed by natural biological processes.
- 14. destruction of forests to make land for agriculture
- 16. location where garbage, rubbish or waste is taken and just dumped, without environmental controls.
Down
- 1. the surroundings and external conditions that affect the growth and development of living things
- 2. a community of plants, animals and other organisms living in an area which provides what they need in order to survive
- 3. pretecting, maintaining or improving natural resources, to keep them safe from destruction or degradation and conserve them for future generations
- 4. the release or discharge into the air of pollutant substances such as gas or smoke
- 5. contamination of the air, water or soil with the substances that can cause harm to human health or the environment
- 6. an area designated to receive household garbage, solid waste and construction debris.
- 7. the study of the relationship of living things
- 10. footprint a measure of the effect that human activities have on the climate
- 11. warming a gradual warming of the earth's surface temperature reportedly caused by the emission of gases that trap the sun's heat in the earth's atmosphere
- 15. rain rain mixed with sulphuric, nitric,and other acids formed by gases released into the atmosphere when fossil fuels are burned