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Unformatted text preview: rce water
• the training and
certification of operators,
• a quality management
system for water
• more competent
Too Little Water
Overdrawing Surface Waters Damaging to ecosystems
Wetlands dry up
Estuaries become too salty
Why are we removing so much water?
Availability of surface waters may be a
serious regional problem
12 2 3/29/2011 Lake Chad and the Aral Sea Lake Chad was once the world’s 6th largest
freshwater lake 13 14 Aral Sea was once the world’s
4th largest freshwater lake Lake Chad The only water coming into Lake Chad is from
the annual monsoons and the Chari River. The
amount of water flowing in from the River has
decreased 75% over the last 40 years as this area
of Africa has seen a decrease in the amount of
rain since the 1960s.
Consequently, the amount of water used for
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This note was uploaded on 08/10/2011 for the course ENV 200 taught by Professor Karening during the Spring '11 term at University of Toronto- Toronto.
- Spring '11