March 25 - World's Water Supply: Salt Water 98% Fresh Water...

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World’s Water Supply: Salt Water 98% Fresh Water 2% 2% - 87% Ice Aquifer  - A porous permeable earth material capable of containing and transmitting  water Porosity = % open space in rocks Permeability = Interconnected pore space Aquiclude – A relatively impermeable rock confined aquifer  is one that is surrounded by an aquiclude Artesian springs and Wells  -  Aquifer should be o Inclined o Confined o One end at the exposed  - Water rises above the aquifer Texas Aquifers - High Plains – Ogallala Aquifer - San Antonio area – Trinity Aquifer
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- Edwards Aquifer: far North and all to the border, divided into segments,  but not connected  Reminder: - Nothing is as important as water - Only a small % is fresh (2.8) - Water has an uneven distribution - Not all precipitation is equal  San Antonio, Seattle & Kalamazoo  - Have the same precipitation (30 inches)  - Kalamazoo o Difference between precipitation and effective precipitation
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This note was uploaded on 09/09/2009 for the course GEO 301 taught by Professor Long during the Spring '07 term at University of Texas at Austin.

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March 25 - World's Water Supply: Salt Water 98% Fresh Water...

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