GEA 1000 Final: Study Guide Final Exam
30 Oct 2014
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Fresh water resources: some general considerations, primary issues of fresh water resource availability and distribution, earth s water: percentage of fresh water. Fresh water constitutes about 3% of the earth s water: universal access to safe drinking water by projection. More than 1 billion people lack access to a steady supply of clean, safe water, while 2. 4 billion lack adequate sanitation. More than 2 million people die each year from associated diseases; including 6,000 children every day. The situation has been improving but, at the present rate of investment, universal access to safe drinking water cannot reasonably be anticipated before 2025 in asia, 2040 in latin and america and the caribbean, and. 2050 in africa. (water, 1998: the hydrological / water cycle - the amount of water in the atmosphere - fixed or variable, processes in the water cycle: precipitation, condensation, Aquifer, no rivers run through the city: principal cause (s) of mexico city s water problems.
