The Environment

4. the process of minimising waste by recovering materials and transforming them into new products
5. a community of plants, animals and other organisms living in an area which provides what they need in order to survive
7. an area designated to receive household garbage, solid waste and construction debris
8. fuels such as oil, coal and natural gas
10. destruction of forests to make land for agriculture
11. contamination of the air, water, or soil with substances that can cause harm to human health or the environment
12. the release or discharge into the air of pollutant substances such as gas or smoke

1. the study of the relationship of living things (plants, animals and humans) with each other and with their environment
2. gases that trap the heat of the sun in the earth's atmosphere, producing the greenhouse effect
3. capable of being broken down or decomposed by natural biological processes
6. 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
9. protecting, maintaining or improving natural resources, to keep them safe from destruction or degradation and conserve them for future generations