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476Regulation guidance and direction making powers in the Environment Act 1995 in relation to the Environment Agency
477Opportunities for change : the Environment Agency's response to the government consultation paper on a revised UK strategy for sustainable development
478An assessment of the impact of Berkhamsted and Maple Lodge STWs on the Grand Union canal based on macroinvertebrate surveys
479An Assessment of Cormorant Depredation on Stillwater Coarse Fish Populations in the Lea and Colne Valleys of the Thames Catchment
480Water framework directive : guiding principles on the technical requirements (summary) : accompanying summary to the Environment Agency consultation document
481A biological investigation of the affects of discharges from Meldon quarry on the West Okemont River - 8/08/89 and 20/09/89
482An investigation into the elevated BOD levels at Brocken Bridge (R30H001) on the Barnstaple Yeo [DEV/E/20/95]
483Options for development of an enhanced team culture in the NRA, using the Welsh Regional Technical Department as an example
484A preliminary investigation into the extent of saline ingress into Curry Moor from the River Tone, January 1994
485A report on the infaunal communities within Weston Bay in relation to the sewage outfall at Black Rock
486Bioccumulation of halogenated compounds by limpets and fucoid seaweeds in the vicinity by the Black Rock sewage outfall, Weston-Super-Mare
487Modelling the contribution from non-agricultural sources to nitrate pollution in the Sor Brook (Thames Region) (UC 3134)
488Health effects of sea bathing (WMI 9021) - Phase III final report to the Department of the Environment
489The Economics of No-Spray Zones - a Study of the Risks and Benefits of Pesticide No-Spray Restrictions
490Analysis of benthic macro-invertebrate samples collected by the NRA during 1989 and 1990 from various habitats in the River Delph
491Biological investigation of the impact of Ivybridge sewage treatment works discharge to the River Erme, May 1991
492Final report of the controlled cohort investigations into the health effects of bathing in sewage contaminated coastal waters
493An investigation to determine the source of high levels of gamma-HCH in the Newlyn River during summer 1989
494River Habitat Quality the physical character of rivers and streams in the UK and Isle of Man
495Investigation of flow distribution in a fracture zone at the Stripa mine, using the radar method, results and interpretation
496An assessment of the causes of non-compliance with river quality standards within the River Tiddy catchment (1989-1991)
497A review of the quality and status of the Suffolk and Essex estuaries and coastal waters : volume 1 : final draft
498An investigation into the frequency of discharge of three combined sewer overflows in the Afan/Kenfig catchment : TM/EAW/96/06
499Contaminants entering the sea : a report on contaminant loads entering the seas around England and Wales 1990-1993
500Options for transfer of water from the River Trent and reservoir storage at Great Bradley : technical summary of the feasibility report