| 526 | Contaminants entering the sea : a report on contaminant loads entering the seas around England and Wales 1990-1993 |
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| 527 | Options for transfer of water from the River Trent and reservoir storage at Great Bradley : technical summary of the feasibility report |
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| 528 | Land use assessment of non-tidal main rivers in the southern region of the National Rivers Authority : report EX 2922 |
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| 529 | The Natural (Baseline) Quality Of Groundwaters In England And Wales: The Permo-Triassic Sandstones Of Cumbria, North-West England; |
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| 530 | PhD Research. Gary Stephen Rushworth. The role of aquatic macroinvertebrates within reedswamps |
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| 531 | POLICY & PRACTICE FOR THE PROTECTION OF GROUNDWATER - DRAWINGS |
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| 532 | The River Eden Demonstration Test Catchment (DTC) Data |
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| 533 | 1967 - IBP Lake George, Uganda - starting to build the bedroom block |
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| 534 | Environmental snapshot for the East of England [version 1] |
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| 535 | The regulation of salmon angling in Great Britain
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| 536 | Disturbing the season's due: plankton periodicity in Grassmere, 1987 |
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| 537 | The Evaluation of Acoustic Doppler Current Profiler Equipment |
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| 538 | Modelling phytoplankton development in the proposed Cardiff Bay Barrage
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| 539 | Dead zones, live markers: the biological environments of larger U.K. Rivers
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| 540 | The Impact Of Particulate Outputs Associated With Timber Harvesting |
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| 541 | The evaluation of Grant/YSU 3800 water quality monitor |
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| 542 | PVC : an evaluation using the Natural Step framework |
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| 543 | Landfill and the water environment : NRA position statement |
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| 544 | The vision for our environment : making it happen |
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| 545 | Environment Agency guidance on the conditioning of intermediate level waste |
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| 546 | The Wandle, Beverley Brook, Hogsmill catchment management plan : consultation report : November 1994 |
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| 547 | The precious resource : a brief guide to managing our water resources |
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| 548 | Priority and other specific polluting substances and the Water Framework Directive |
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| 549 | 'Sea Vigil' water quality monitoring : the Humber estuary 1994 |
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| 550 | Evaluation of historical data on the nutrient status of Esthwaite Water, Cumbria
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