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Across 5. tendency of moving air or water to be deflected from its path; rotational force 6. the physical or chemical breakdown of the earth's materials 9. the analyzing of potential effects of doing nothing or of intervening 10. Trees enter a dormant state during the winter 14. methods by which humans take care of the soil 16. the sudden movement of rock and soil down a slope 18. small particles of decayed plant and animal material found in soil 22. A circular, prevailing wind that generates circular ocean currents. 27. minerals that can be used and replaced over a relatively short time period 32. remains of organisms that were buried by sediments and became part of the rock 33. interior composed of dense, intensely hot metal, generates a magnetic field around earth 35. Enough rain for plants but not trees 39. a developing country with a low level of industrialization 40. change in a condition that causes further change in the same direction. 41. using and maintaining resources for future use 44. general term for rapid down-slope movement of soil or rock 45. struggle created by community resources, not owned by anyone 47. the flow of a mass of mud or rock and soil mixed with a large amount of water 50. form when hot liquid (magma/lava) cools and hardens 51. Warm, wet and multi-layered 53. when rock layers are cracked 55. the amount of resources needed by an individual 56. related to buying and selling of goods and services (adjectives) 57. responsibility for conserving and restoring the Earth's resources for future generations 58. The layer of the atmosphere between the troposphere and the mesosphere 59. a situation in which there are too many people in a given area

Down 1. the continuous movement of water between ocean, atmosphere and land 2. Trees stay green year round 3. a sudden, terrible event (noun) 4. liquid water seeps into small spaces and freezes expanding and breaking rocks 7. development that can be maintained without depleting resources 8. Can be either alpine or arctic 10. Broad leaves are shed in winter 11. movement of any material downslope controlled by force of gravity 12. change in condition triggers a response that reverses the changed condition 13. have low rates of population growth and are highly industrialized 15. resources that cannot be replaced once they are used 17. disaster that struck the US in the 1930s; an area of land suffering from severe erosion 19. (ENSO) 20. Dry, bare ground and some vegetation 21. A major surface wind that blows more or less continually. 23. rocks change into new substances when exposed to chemical s in air or water 24. the natural shaking of the earth’s crust 25. formed from sediments that are buried, compressed, and cemented together 26. Gradual destruction, as by burning, eating, etc., or by using up, wearing out 28. proportional reflectance of Earth's surface 29. The atmosphere from Earth's surface to the stratosphere 30. made of weathered rock, organic matter, water, and air 31. are seismic sea swells that accompany oceanic and costal landslides and earthquakes 34. system formed by interaction of a community of organisms with their physical environment 36. Wet, coastal area with coniferous trees 37. causes physical breakdown of exposed rock without a chemical change 38. the area of land that is drained by a water system 42. top layer of soil; rich in nutrients necessary for plant growth 43. are the sources of most of the earth's crust 46. hot pliable layer surrounding and less dense than the core 48. occurs when sediments are put into places when the erosion agent stops or slows down 49. the slow downhill movement of weathered rock material 52. science dealing with the relation of living things to their environment and to each other 54. the thinnest and outermost layer that surrounds the earth