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Across 1. Effects the actions of a small percentage of the world's population have on the world as a whole. (2 Words) 5. A type of thinking that seeks to narrow and focus ideas until the most feasible solution is found. (2 Words) 7. A type of future that suggests the type of relationships people want with each other. (2 Words) 8. A type of future that deals with the mental condition of people. (2 Words) 9. A product of human activity that diminishes air or water quality. 10. A research technique that helps people select the best of many possible courses of action. 11. Exhaustible energy resources. (2 Words) 12. Broad thinking that lets the mind soar and seeks to create as many different solutions as possible. (2 Words) 13. The problem in which ultra-violet rays, combined with increasing levels of carbon dioxide and other gases, will cause the earth to retain more heat. (2 Words) 14. A type of future that deals with the sorts of plant and animal life we want. (2 Words) 15. Underground water-bearing layers of rock, sand, or gravel.

Down 2. Resources that are incapable of being used up. (2 Words) 3. Having a limited quantity. 4. Resources that have a life cycle. (2 Words) 6. A type of future that looks at the type of human-built world we desire. (2 Words)