GEOG 1220 Lecture Notes - Lecture 37: Great Lakes Areas Of Concern, Economic Water Scarcity, Heaven In Judaism
16 May 2016
School
Department
Course
Professor
Document Summary
In the prairies there is a potential water deficit. Physical scarcity and economic scarcity- canada generally is a water- rich country (physical availability) Countries in us have physical scarcity but can afford to get water from other places- economic availability. Africa- huge economic water scarcity- don"t have funds to use technology to get water or extract it more efficiently. Nawapa- plan to transport water from canada to us. Free trade does not prohibit export of water from canada. Flood the rocky mountain trench- divert water south and fill the colorado river so it can irrigate california and northern mexico (major food producing area) Already significant export of canadian water- bottled water. Not yet on the scale- transformation of ecosystems. Taking water from makon river making it go to yellow river- huge amounts of technology. Canal- more water is lost to evapouration than is transferred. Dam a river- reservoir, control the release of water for.
