N
«
»
New Delhi, India, 164
Photosynthesis, 33—36, 52, 53, 78, 79, 130
.
New jersey, 48
Phthalates, 17—18
New York Eight, 81—83
Plankton, 31—33, 78
Nickel, 23, 60, 75, 82
Plant nutrients, 32, 42, 129
:
N ifong, Gordon D., 23
See also Nitrates; Phosphates; Carbon
Nitrates, 19, 21, 49, 129—130, 135
dioxide
as a limiting factor, 137—138
Point Lorna, California, 50
and methemoglobinemia, 155—156
Folio, 165
removal of, 21, 129
Pollution control. See Waste treatment
Nitric acid, 54, 79
,
Polychlorinated biphenyls, 17, 77, 159—160
Nittes, 29, 155—156
health effects of, 159—160
Nitrogen, 53, 106, 126, 129, 133—134, 135
Population growth, 20, 84, 89, 92—93, 113
'
Nitrogen fertilizers, 134, 135, 137, 155
Poultry industry, 103, 104, 106—107, 137
recycling of, 175—176, 177
Power plants, 7, 79
Nuclear power plants, 80—81
and sh kills, 48
eiÏects ofonLakeMichigan, 11, 12, 13—14, 18
and thermal pollution, 42—43, 48—49
thermal pollution by, 7
See also Fossil-fuel power plants; Nuclear
=
Nuclear submarines, 80
power plants
Precipitation, 30—31, 33, 49, 74, 77
0
Predator-prey relationship, 47, 48
Obersee, 132
See aLso Food chains
Ocean dumping, 78—84
,
Primary treatment, 104, 112, 122, 125, 126
'
Offshore oil wells, 72
Protozoans, 33, 38, 167
Ohio River, 7
-
Puget Sound, 123, 125
Okanogan River, 48
Pyrite, 55
Oil. See Petroleum
,
'
'
Oil spills, 69—72
'.
?
R
Oligotrophic, 130"
'î'
‘
Radioacve wastes, 13—14, 18
.
Organic
126—129, 150, 154—155,
in the ocean, 80—81
’
167—169
‘
—
?
“
Rain. See Acid rain; Precipitation
inthe ocean, 68—78
‘
»
»
Reardon, W, A,, 7
sources of, 68—73, 100, 182, 183
Recycling, 116, 142—143, 144, 174, 175—176,
treatment of, 8, 101—107, 126—129
' =
177, 181
Oregon, 42
Refuse Act Permit Program, 180
Oxygen, 37, 39, 44—45, 47551, 53,
126-127
Road salt. See Deicing salt
.
OXygen-demanding wastes. Sæ Biological oxy—
'
‘
gen demand
.?
S
Ozone, 161
_
Salinity. See Salt
-
,
Salmon, 3, 4, 16, 46—47
'
'
St. Lawrence Seaway, 4
and pulp industry, 105
Salt, 49—51, 156—158, 157
,PCBS. See Polychlon‘natedïbiphenyls
concentration in Lake Michigan, 21—23, 22
-
Pesticides, 14-16, 32, 77, 78—79, 92, 161
content in atmosphere, 75
Petroleum, 100, 150, 182 __”
'
‘
content in fresh Water, 75
biological effects
‘
'
content in salt water, 49
in the ocean, 68—74
‘
À
ecological effects Of, 50 ‘
production, 100,184
'
*
Contamination of ground water, 51
‘
,
eld Wʑ5Ό!26
‘
‘
'
'
’
‘
health effects of, 156
released‘by tairker accidehts,'68, 69,
Salt water, distribution of, 30
'
PH: 53—54
‘
'
Sangamon Biver, 135
"
Phenols, 95—96, 99, 151—154
Sawyer, (3, N., 136, 138
health effects of, 151459
‘
?
Schneider, R. ]., 14
'‘
«y
’
Phosphatè(s),49, 91, 92, 106, l29—“-”130
‘
‘
Seattle, Washington, 122—123
'
;
fertilizers, 135—136
"
‘
?
‘
”*
”secondary waste treatment, 19, 110,
112,
înLake Erîe, 137, 138—140 ‘ ”î“ -°:”î‘:iäç£
'
122425, 128, 129430
“
;
in Lake
'
51—58
.
;
,
în lake
139440
;:?j
‘
*<ëîre‘ct‘sofonwdufe, 52—53 —
;
-f
as a limiting factor, 124,
j 1nLake ‘Miëlgan, 23—24"
‘
: —
removal, 2021, 129, 138,
‘
Eight, 82 w : Pv: :::“ fj
‘g}:fä;
Phosphorus, 91, 116, 126, 129-130,—
.
-<
204
,
"
‘
‘
1“
11
M“
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H
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