Marine Pollution: Diagnosis and Therapy |
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Page 68
... PCB's , and because PCB's are rather persistent , they still contaminate the environment and will be found in waste water for a reasonable period of time . In the treatment of waste water , PCB's in the main get into sludge ; the ...
... PCB's , and because PCB's are rather persistent , they still contaminate the environment and will be found in waste water for a reasonable period of time . In the treatment of waste water , PCB's in the main get into sludge ; the ...
Page 166
... PCB's ( Jensen 1972 ) . The total amount of PCB's produced up to now by the chemical industry ( about 1 million t ) is less than the amount of chlorinated hydrocarbon pesticides . Since 1971 , PCB production has been drastically reduced ...
... PCB's ( Jensen 1972 ) . The total amount of PCB's produced up to now by the chemical industry ( about 1 million t ) is less than the amount of chlorinated hydrocarbon pesticides . Since 1971 , PCB production has been drastically reduced ...
Page 174
... PCB's , 0.4 mg / kg DDT , 0.2 mg / kg dieldrin , 0.05 mg / kg total HCH and 0.01 mg / kg HCB , on wet weight basis ( Hoerschelmann et al . 1979 ) . High figures can be found when chlorinated hydrocarbons analyzed in muscle tissue are ...
... PCB's , 0.4 mg / kg DDT , 0.2 mg / kg dieldrin , 0.05 mg / kg total HCH and 0.01 mg / kg HCB , on wet weight basis ( Hoerschelmann et al . 1979 ) . High figures can be found when chlorinated hydrocarbons analyzed in muscle tissue are ...
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accumulate algae Amoco Cadiz amounts animals approximately Atlantic bacteria Baltic Sea beaches Bight biodegradation birds bottom cadmium carbon atoms Chap chemical chlorinated hydrocarbons coast coastal areas components compounds concentration factor concentrations of mercury contained crude oil damage deep water dieldrin dispersants dry weight dumped effluents eggs Estuary eutrophication experiments fall-out fauna Federal Republic figures fish heavy metals Helgoland high concentrations higher increase industry Irish Sea km² larvae layer lead liver marine environment marine organisms marine pollution mercury concentrations mg/kg of mercury mg/l million Minamata mussels natural nautical miles North Sea nuclear nutrients oil accident oil pollution oil slick oil spill organic substances oxygen PCB's petroleum phytoplankton plankton poisonous production radiation radioactive regions Republic of Germany result River sea surface seawater sediment species surface water Table tanker temperature tion tissues titanium Torrey Canyon trace elements treatment plants tritium Weser wet weight µg/l