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Across 4. moisture that drops to earth from the atmosphere (e.g. rain, hail, snow). 5. : the addition of water to crops or pasture to promote growth. 6. water that is trapped under pressure in aquifers. 7. lasting only a short time 9. a small wetland associated with a river channel that is isolated during low flow periods and can be flushed during a flood. 12. A community of plants, animals and other living things that interact within the environment. 14. a place where water naturally seeps or gushes from the ground. 16. starting point usually in the mountains. 17. wearing away of the earth’s surface by agents such as wind, water and human activity. 18. describes a region having less than 250 millimeters of precipitation (rain, hail, snow ect.) per year. 19. something that dose not dissolve in a liquid such as water, and settles on the bottom (e.g. mud 20. means the river flows in a slow, “wavy” way through the flat areas of land.

Down 1. a bore where the pressure of the water raises it above the land surface 2. a resource that is not limitless. 3. where it empties into the ocean. 8. one thousand (1000) liters or 2333 stubbies. 10. something that can be used by people. 11. occurring at different times of the year. 13. a measure of the amount of salt in the water or soil 15. A new area of land that is formed when deposited material from a river gradually builds up over time.