GEO 101 Lecture Notes - Lecture 20: Saguenay River, Sustainable Agriculture, Atlantic Ocean
8 Dec 2020
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Document Summary
Water resources, consumption and usage: earth"s water resources freshwater = 2. 5% of earth"s water supply remaining 97% is salt water non-potable, non drinking, not for agricultural or industry freshwater in glaciers, land, wetlands, lakes limited supply. Quantity and distribution by world region chart pg. 4 in the north mostly b/c of glaciers. Climate: precipitation = 600 mm annually. Groundwater/aquifers: aquifer = subsurface geological formation of impermeable (water can"t pass through) rocks that naturally stores water that has infiltrated through more pours/permeable soil underwater storage system. Canada"s lakes: very valuable, 9% of the country is covered by fresh water in lakes and river, canada has more lakes and inland waters than any other country 4 main ones. Canada"s great lakes: only 1% of the great lakes is renewed through precipitation (rain, snowfall) 99% of the water is melt water from the last ice age nonrenewable portion of the water resource. Canada"s rivers mackenzie river empties into atlantic.
