Notes
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- Meybeck , M. , Chapman , D. and Helmer , R. 1989 . “ Global Freshwater Quality: A First Assessment ” . In Global Environmental Monitoring System World Health Organisation and United Nations Environment Programme , Oxford : Blackwells .
- The Environment Agency . 1998 . State of the Environment
- Langford , T.E. 1990 . Ecological Effects of Thermal Discharges , London : Elsevier Applied Science .
- Pearce , F. 1992 . The Dammed: Rivers, Dams and the Coming World Crisis , London : The Bodley Head .
- Hammerton , D. 1972 . “ ‘The Nile River: A Case History’ ” . In River Ecology and Man , Edited by: Oglesby , R.T. , Carlson , C.A. and McCann , J.A. 171 – 214 . New York and London : Academic Press .
- Rzosk , J. 1976 . The Nile: The Biology of an Ancient River , The Hague : Dr. JW. Junk .
- Haslam , S.M. 1991 . The Historic River: Rivers and Culture down the Ages , Cambridge : Cobden of Cambridge Press .
- Bracegirdle , C. 1973 . The Dark River: The Irwell , Altrincham : John Sherratt and Son .
- Langford , T.E . 1983 . Electricity Generation and the Ecology of Natural Waters , Liverpool : Liverpool University Press .
- Shields , F.D. 1995 . ‘Fate of Lower Mississippi River Habitats Associated with Rover Training Dikes’ . Aquatic Conservation: Marine and Freshwater Ecosystems , 5/2 : 97 – 108 .
- Klein , L. 1962 . Aspects of River Pollution, Volume 2: Causes and Effects , London : Butterworths .
- Hynes , H.B.N . 1960 . The Biology of Polluted Waters , Liverpool : Liverpool University Press .
- Wheeler , A. 1979 . The Tidal Thames: The History of a River and Its Fishes , London and Boston : Routledge and Kegan Paul .
- Wood , L.B. 1982 . The Restoration of the Tidal Thames , Bristol : Adam Hilger Ltd. .
- Brown , P. 1998 . ‘High and Dry’ . Natural World , Spring : 18 – 24 .
- Mackenzie , F.T. 1998 . Our Changing Planet: An Introduction to Earth System Science and Global Environmental Change , New Jersey : Prentice‐Hall .