576 | An investigation into the frequency of discharge of three combined sewer overflows in the Afan/Kenfig catchment : TM/EAW/96/06 |
577 | Contaminants entering the sea : a report on contaminant loads entering the seas around England and Wales 1990-1993 |
578 | NRA report of the blue-green algal monitoring 1990 : a report by the toxic blue-green algae task group |
579 | Options for transfer of water from the River Trent and reservoir storage at Great Bradley : technical summary of the feasibility report |
580 | Land use assessment of non-tidal main rivers in the southern region of the National Rivers Authority : report EX 2922 |
581 | The Natural (Baseline) Quality Of Groundwaters In England And Wales: The Permo-Triassic Sandstones Of Cumbria, North-West England; |
582 | PhD Research. Gary Stephen Rushworth. The role of aquatic macroinvertebrates within reedswamps |
583 | POLICY & PRACTICE FOR THE PROTECTION OF GROUNDWATER - DRAWINGS |
584 | The River Eden Demonstration Test Catchment (DTC) Data |
585 | 1967 - IBP Lake George, Uganda - starting to build the bedroom block |
586 | Environmental snapshot for the East of England [version 1] |
587 | The regulation of salmon angling in Great Britain
|
588 | Disturbing the season's due: plankton periodicity in Grassmere, 1987 |
589 | The Evaluation of Acoustic Doppler Current Profiler Equipment |
590 | Modelling phytoplankton development in the proposed Cardiff Bay Barrage
|
591 | The Impact Of Particulate Outputs Associated With Timber Harvesting |
592 | PVC : an evaluation using the Natural Step framework |
593 | Recommendations For The Processing And Presentation Of Groundwater Quality Data |
594 | Landfill and the water environment : NRA position statement |
595 | The vision for our environment : making it happen |
596 | Environment Agency guidance on the conditioning of intermediate level waste |
597 | Quality audit of biological samples for the 1991 river quality survey |
598 | Pesticides in the aquatic environment 1997 full report |
599 | The precious resource : a brief guide to managing our water resources |
600 | Quantification of the relationship between effluent quality and biological quality : final report |