| 501 | Second interim report on the environmental impacts of the drought on Yorkshire's rivers April 1995 to April 1996 |
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| 502 | Interim report on the environmental impacts of the drought on Yorkshire rivers April 1995 to April 1996 |
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| 503 | River Darent low flow alleviation. Annex 3 : plan for the Darent : report of the joint NRA/TWUL project team |
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| 504 | Conservation and recreation : the Wye challenge : towards a management strategy for the River Wye : summary report (bilingual) |
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| 505 | Implementation of environmental accounting : the way ahead for a new "green agency" : submitted for the Open University Open Business School MBA |
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| 506 | Regulation guidance and direction making powers in the Environment Act 1995 in relation to the Environment Agency |
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| 507 | Opportunities for change : the Environment Agency's response to the government consultation paper on a revised UK strategy for sustainable development |
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| 508 | An assessment of the impact of Berkhamsted and Maple Lodge STWs on the Grand Union canal based on macroinvertebrate surveys |
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| 509 | An Assessment of Cormorant Depredation on Stillwater Coarse Fish Populations in the Lea and Colne Valleys of the Thames Catchment |
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| 510 | Water framework directive : guiding principles on the technical requirements (summary) : accompanying summary to the Environment Agency consultation document |
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| 511 | An investigation to determine if Great Torrington STW is the cause of elevated copper and zinc concentrations in the River Torridge |
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| 512 | Options for development of an enhanced team culture in the NRA, using the Welsh Regional Technical Department as an example |
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| 513 | Modelling the contribution from non-agricultural sources to nitrate pollution in the Sor Brook (Thames Region) (UC 3134) |
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| 514 | A desk top study into the probable causes of poor water quality at Higher Hollacombe Farm (RO5K013) on the Hollacombe Lake |
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| 515 | Health effects of sea bathing (WMI 9021) - Phase III final report to the Department of the Environment |
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| 516 | Procedure for quality assurance for RIVPACS compatible macro-invertebrate samples analysed to the taxonomic level needed for the BMWP-score system |
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| 517 | Assessment of the Trophic Status of Rivers using Macrophytes - supporting documentation for evaluation of the Mean Trophic Rank |
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| 518 | The Economics of No-Spray Zones - a Study of the Risks and Benefits of Pesticide No-Spray Restrictions |
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| 519 | An audit of performance in the AQC inspection of standard biological macro-invertebrate samples in 2002 : The Environment Agency (C00158/31) |
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| 520 | Analysis of benthic macro-invertebrate samples collected by the NRA during 1989 and 1990 from various habitats in the River Delph |
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| 521 | Biological investigation of the impact of Ivybridge sewage treatment works discharge to the River Erme, May 1991 |
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| 522 | Final report of the controlled cohort investigations into the health effects of bathing in sewage contaminated coastal waters |
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| 523 | An investigation into high concentrations of atrazine in surface waters and the increase in maize production in the Otter valley |
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| 524 | River Habitat Quality the physical character of rivers and streams in the UK and Isle of Man |
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| 525 | Investigation of flow distribution in a fracture zone at the Stripa mine, using the radar method, results and interpretation |
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