501 | Evaluation of FRONTIERS accumulation forecasts in the NRA Thames and North West regions : final report of the Joint Met |
502 | A review of the quality and status of the Suffolk and Essex estuaries and coastal waters : volume 2 : final draft |
503 | The hydrogeological classification of superficial clay : the hydrogeological characterisation of glacial till and glacio-lacustrine sediments in Shropshire |
504 | A desk study of the available information on wintering waterfowl feeding in the Wash, Lincolnshire and Norfolk |
505 | A Study of the Composition of Collected Household Waste in the United Kingdom - with particular reference to packaging waste |
506 | Rising groundwater levels in the chalk-basal sands aquifer of the Central London Basin. Progress report, March 1995 |
507 | Tributyltin in the aquatic environment : final report to the National Rivers Authority September 1990 to September 1992 |
508 | A report on the strategic stock assessment survey of the River Esk catchment 1994 with particular reference to salmonids |
509 | An investigation of ecological change in the rivers Kennet and Lambourn. Progress report for the period April 1999-March 2000 |
510 | Report on Grayling research and production in the Anglian region of the National Rivers Authority, December 1988 to April 1989 |
511 | The development of biomanipulation techniques and control of phosphorus release from sediments (475/1/A) : LIFE project : restoration of the Norfolk Broads |
512 | The application of toxicity-based criteria for the regulatory control of wastewater dicharges Response compendium March 1997 |
513 | Rising groundwater levels in the chalk-basal sands aquifer of the Central London Basin. Progress report, March 1996 |
514 | Preliminary modelling of water storage and transfers in the Anglian region : supporting documentation for the regional water resources strategy May 1993 |
515 | Continuous water quality monitoring results collected from the river Torridge at Cockshilhay and Beam Bridge for the EU UWWTD |
516 | Water quality objectives: procedures used by the NRA for the purpose of surface waters river ecosystem) (classification) regulations 1994 |
517 | Mercury, methylmercury and copper in the River Yare, Norfolk : summary of a report to the National Rivers Authority, Anglian Region |
518 | Second interim report on the environmental impacts of the drought on Yorkshire's rivers April 1995 to April 1996 |
519 | Interim report on the environmental impacts of the drought on Yorkshire rivers April 1995 to April 1996 |
520 | A report on the 1992 strategic stock assessment survey of the upper Eden catchment with particular reference to salmonids |
521 | River Darent low flow alleviation. Annex 3 : plan for the Darent : report of the joint NRA/TWUL project team |
522 | Conservation and recreation : the Wye challenge : towards a management strategy for the River Wye : summary report (bilingual) |
523 | Implementation of environmental accounting : the way ahead for a new "green agency" : submitted for the Open University Open Business School MBA |
524 | Regulation guidance and direction making powers in the Environment Act 1995 in relation to the Environment Agency |
525 | Opportunities for change : the Environment Agency's response to the government consultation paper on a revised UK strategy for sustainable development |