526 | An assessment of the causes of non-compliance with river quality standards within the River Tiddy catchment (1989-1991) |
527 | A review of the quality and status of the Suffolk and Essex estuaries and coastal waters : volume 1 : final draft |
528 | An investigation into the frequency of discharge of three combined sewer overflows in the Afan/Kenfig catchment : TM/EAW/96/06 |
529 | Contaminants entering the sea : a report on contaminant loads entering the seas around England and Wales 1990-1993 |
530 | Options for transfer of water from the River Trent and reservoir storage at Great Bradley : technical summary of the feasibility report |
531 | Land use assessment of non-tidal main rivers in the southern region of the National Rivers Authority : report EX 2922 |
532 | The Natural (Baseline) Quality Of Groundwaters In England And Wales: The Permo-Triassic Sandstones Of Cumbria, North-West England; |
533 | PhD Research. Gary Stephen Rushworth. The role of aquatic macroinvertebrates within reedswamps |
534 | POLICY & PRACTICE FOR THE PROTECTION OF GROUNDWATER - DRAWINGS |
535 | The River Eden Demonstration Test Catchment (DTC) Data |
536 | 1967 - IBP Lake George, Uganda - starting to build the bedroom block |
537 | Environmental snapshot for the East of England [version 1] |
538 | The regulation of salmon angling in Great Britain
|
539 | Disturbing the season's due: plankton periodicity in Grassmere, 1987 |
540 | The Evaluation of Acoustic Doppler Current Profiler Equipment |
541 | Modelling phytoplankton development in the proposed Cardiff Bay Barrage
|
542 | The Impact Of Particulate Outputs Associated With Timber Harvesting |
543 | The evaluation of Grant/YSU 3800 water quality monitor |
544 | PVC : an evaluation using the Natural Step framework |
545 | Recommendations For The Processing And Presentation Of Groundwater Quality Data |
546 | Landfill and the water environment : NRA position statement |
547 | The vision for our environment : making it happen |
548 | Environment Agency guidance on the conditioning of intermediate level waste |
549 | Pesticides in the aquatic environment 1997 full report |
550 | The Wandle, Beverley Brook, Hogsmill catchment management plan : consultation report : November 1994 |