Science Crossword

1. Way by which certain gases in the atmosphere absorbs and reradiates thermal energy
5. Natural resource used to generate energy
6. Natural resource humans use to make objects/consume as food or drink
7. (Process) human activities and natural processes damage land so it can't support its ecosystem
8. Measuring how clean the air is
9. Increase in the amounts of nutrients
10. Nonrenewable resource formed from remains of plants&animals that lived long ago
13. Pollution coming from many small sources(Harder to control)
16. Tiny particle of solid suspended in air or water
18. Precipitation (rain, sleet, snow) containing acids from air pollution
20. Body of water that usually forms behind a dam
21. Contamination of atmosphere because of humans and natural resources
22. The careful and responsible management of a resource
23. Growth of urban areas due to people moving into cities
24. Any natural material used by humans (air, soil, minerals, etc.)

2. Resource that can be replaced at the same rate it is consumed
3. (Process)land becomes desertlike and unable to support life
4. Removal of trees and vegetation from an area
11. Formed when ground-level ozone and vehicle exhaust react in the sunlight
12. Resource that forms at a rate that is slower than it is consumed
14. Pollution coming from a specific site
15. Heating of natural water due to human activity
16. Water suitable to drink
17. Waste or other materials is added to water so it becomes harmful to water dwelling organisms
19. Wise of natural resources