Across
- 2. Non-living
- 5. A natural resource that can be replaced at the same rate at which the resource is consumed
- 8. a block made from charcoal or coal dust and burned as fuel
- 9. a resource that cannot be replaced within a human lifetime (coal, oil, natural gas)
- 12. the variety of life in the world or in a particular habitat or ecosystem.
- 13. The process of making new products from materials that were used in another product.
- 14. a material that releases energy when it burns
- 15. to make or become smaller or less use of somehing
- 16. living things
- 18. Of, relating to, or resulting from industry.
- 20. existing in or caused by nature; not made or caused by humankind.
Down
- 1. Conversion of light energy from the sun into chemical energy.
- 3. to use again
- 4. the surroundings or conditions in which a person, animal, or plant lives or operates.
- 6. river basins drained by a river and flowing into the same large body of water
- 7. Made by human beings and not by nature
- 10. related to farming
- 11. a lowland area, such as a marsh or swamp, that is saturated with moisture, especially when regarded as the natural habitat of wildlife.
- 17. a naturally occurring, inorganic solid that has a crystal structure and a definite chemical composition
- 19. made up of one or more minerals