Stacey_Guide_3

Stacey_Guide_3 - (3)Study Guide- Ch-2 The Watery Planet...

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Ch-2 The Watery Planet (1-28-08) Section 2.6 1- Know the primary reservoirs of water and rough “residence times .” - reservoir : all places where water resides on Earth - large reservoir= long residence time - residence times : the time water spends in a reservoir - small reservoir= short residence time Examples: 2- Summarize the “hydrologic cycle .” - hydrologic cycle : the continuous exchange of water within the hydrosphere, between the atmosphere, soil water, surface water, groundwater, and plants. Average reservoir residence times [9] Reservoir Average residence time Oceans 3,200 years Glaciers 20 to 100 years Seasonal snow cover 2 to 6 months Soil moisture 1 to 2 months Groundwater: shallow 100 to 200 years Groundwater: deep 10,000 years Lakes (see lake retention time ) 50 to 100 years Volume of water stored in the water cycle's reservoirs [9] Reservoir Volume of water ( 10 6 km³ ) Percent of total Oceans 1370 97.25 Ice caps & glaciers 29 2.05 Groundwater 9.5
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This note was uploaded on 04/29/2008 for the course AATM 107 taught by Professor Landin during the Spring '08 term at SUNY Albany.

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Stacey_Guide_3 - (3)Study Guide- Ch-2 The Watery Planet...

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