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451The hydrogeological classification of superficial clay : the hydrogeological characterisation of glacial till and glacio-lacustrine sediments in Shropshire
452A Study of the Composition of Collected Household Waste in the United Kingdom - with particular reference to packaging waste
453Rising groundwater levels in the chalk-basal sands aquifer of the Central London Basin. Progress report, March 1995
454Tributyltin in the aquatic environment : final report to the National Rivers Authority September 1990 to September 1992
455A report on the strategic stock assessment survey of the River Esk catchment 1994 with particular reference to salmonids
456An investigation of ecological change in the rivers Kennet and Lambourn. Progress report for the period April 1999-March 2000
457Report on the quality of bathing waters in Hampshire, Sussex, Kent and the Isle of Wight : 1992 bathing season
458Guidance notes for local planning authorities on the methods of protecting the water environment through development plans
459Report on Grayling research and production in the Anglian region of the National Rivers Authority, December 1988 to April 1989
460The development of biomanipulation techniques and control of phosphorus release from sediments (475/1/A) : LIFE project : restoration of the Norfolk Broads
461The application of toxicity-based criteria for the regulatory control of wastewater dicharges Response compendium March 1997
462Rising groundwater levels in the chalk-basal sands aquifer of the Central London Basin. Progress report, March 1996
463Preliminary modelling of water storage and transfers in the Anglian region : supporting documentation for the regional water resources strategy May 1993
464Water quality objectives: procedures used by the NRA for the purpose of surface waters river ecosystem) (classification) regulations 1994
465Mercury, methylmercury and copper in the River Yare, Norfolk : summary of a report to the National Rivers Authority, Anglian Region
466Second interim report on the environmental impacts of the drought on Yorkshire's rivers April 1995 to April 1996
467Interim report on the environmental impacts of the drought on Yorkshire rivers April 1995 to April 1996
468A report on the 1992 strategic stock assessment survey of the upper Eden catchment with particular reference to salmonids
469River Darent low flow alleviation. Annex 3 : plan for the Darent : report of the joint NRA/TWUL project team
470Conservation and recreation : the Wye challenge : towards a management strategy for the River Wye : summary report (bilingual)
471Implementation of environmental accounting : the way ahead for a new "green agency" : submitted for the Open University Open Business School MBA
472Regulation guidance and direction making powers in the Environment Act 1995 in relation to the Environment Agency
473Opportunities for change : the Environment Agency's response to the government consultation paper on a revised UK strategy for sustainable development
474An assessment of the impact of Berkhamsted and Maple Lodge STWs on the Grand Union canal based on macroinvertebrate surveys
475An Assessment of Cormorant Depredation on Stillwater Coarse Fish Populations in the Lea and Colne Valleys of the Thames Catchment