environmental systems

3. a way that causes, little or no damage to the environment and therefore able to continue for a long time
4. The protection, preservation, management, or restoration of natural environments and the ecological communities that inhabit
5. the detachment and movement of soil particles from the point of origination through the action of water or wind
8. the variety of life on Earth, in all its forms
10. emphasize innovative water saving
13. crop and livestock production
14. turning the soil to control for weeds and pests and to prepare for seeding
15. rotation planting a different crop on a particular piece of land each growing season
17. includes both global warming—the ongoing increase in global average temperature
19. trap heat in the atmosphere
20. causes little to no damage to the environment

1. aims to recreate, initiate, or accelerate the recovery of an ecosystem that has been disturbed
2. the removal of produce from the forest for utilization
6. the ability of soil to sustain plant growth and optimize crop yield
7. a complex mixture of chemicals and biological markers found in human activity
9. the process where soil, rock, or other materials are gradually worn away
11. causes run off, flooding and pollution
12. product that can be grown and harvested extensively for profit or subsistence
16. discontinuities appear in what were previously connected places that disrupt ecological processes requiring that connectivity
18. a situation where the demand for water in a given area exceeds the available supply,