Earth and Environment

2. persistent body of dense ice that is constantly moving under its own weight
6. a triangle shaped land form at the mouth of a waterway that flows into a gulf or ocean
9. a body of porous rock or sediment saturated with groundwater.
10. a soft and saturated area
11. a place where water is stored
15. when salt water makes its way into a body of fresh water
17. a major greenhouse gas
19. the movement caused within a fluid by the tendency of hotter and therefore less dense material to rise
21. the byproduct of coal fire power plants
23. the variety of life in a particular habitat or ecosystem
25. the chemical symbol for lead
27. the job of supervising or taking care of something
29. an environment that is too low on oxygen to sustain most aerobic life

1. the gradual change in average weather over time
3. rhis occurs as glaciers melt abnormally due to a warming trend
4. an intense, warm ocean current in the western North Atlantic Ocean.
5. warm water leaves here and goes to the poles
6. a moisture deficit relative to the average water availability
7. a biological community of interacting organisms and their physical environment
8. prevention of wasteful use of a resource.
12. the effect something has on water
13. cause of eutrophication in a waterway
14. absorbed by trees and oceans
16. a removal of trees and foliage for agriculture, industry, and urbanization
18. a manmade pollutant
20. a combination of salt and fresh water
22. a place where how waste is stored in ponds
24. the concentration of salt in water
26. the force that affects surface currents in the ocean
28. the part of precipitation that flows toward the streams on the surface of the ground or within the ground