Faulty Control Strategy
116
Overfeol
122
Eutrophi-cation—lllustrated
122
,
Other Considerations
124
Treatment Strategy
126
_
Waste Treatment—A Source of Eutrophication
129
The Lite of a Lake
130
Limiting Factors
133
Controversial lssues
136
Reversing the Process
138
Preventive Measures?
141
_
Drinking Water
148
Chemical Contamination
149
Biological Hazards
161
The Limits of Patchwork
174
.
Water Conservation
175
_
;
Control Regulations
177
,,
_
'