U.S.A.: Colorado River
Excessive salinity in the lower basin of this river is the direct result of agrochemical-contaminated run-off. |
U.S.A.: "Silicon Valley"
High toxicity levels have been found in wells supplying public waterworks. |
Poland: Vistula River
River water has become unsuitable even for industrial use because of heavy contamination. |
Central Asia: Aral Sea
A decline in sea level of 15 meters in 30 years and widespread aridification are the result of industrial contamination and irrigation schemes that rerouted river inflow. |
Kenya: Lake Nakuru
Uncontrolled development and groundwater contamination have killed off vast numbers of the lake's flamingos. |
Indonesia: Jakarta
Almost total depletion of potable water supply owing to excessive groundwater use. |
China: Yellow River
Heavy metal content detected in agricultural run-off in this river's basin and recurring severe drought in the lower reaches. |
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