| 151 | The application and validation of in situ ecotoxicological assays at biologically and chemically incongruous sites (379/2/T) |
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| 152 | Water pollution incidents in England and Wales - 1993 : report of the National Rivers Authority |
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| 153 | An audit of performance in the analysis of biological samples in 1998. Environment Agency : AQC audit |
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| 154 | Bathing water quality in England and Wales in 1995 : report of the National Rivers Authority |
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| 155 | Thames Environment 21. The Environment Agency strategy for land-use planning in Thames Region |
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| 156 | Bathing water quality in England and Wales in 1994 : report of the National Rivers Authority |
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| 157 | Partnership in environment protection : taking steps towards a better environment in the midlands |
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| 158 | The government's policy for a public regulatory body in a privatised water industry |
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| 159 | Digital groundwater vulnerability maps : 1 : 100,000 series. Policy and practice for the protection of groundwater |
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| 160 | Desktop study of methods for the monitoring of particulate emissions from positively pressurised baghouses |
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| 161 | Water pollution incidents in England and Wales 1994 : report of the National Rivers Authority |
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| 162 | Discharge consents and compliance : the NRA's approach to control of discharges to water |
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| 163 | Demand for irrigation water (413/1/A) : progress report for the period August 1992 to January 1993 |
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| 164 | Bathing water quality in England and Wales in 1993 : report of the National Rivers Authority |
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| 165 | River corridor strategic overview feasibility study : a report to the National Rivers Authority |
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| 166 | Saving water : the NRA's approach to water conservation and demand management : a consultation report |
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| 167 | Water pollution incidents in England and Wales 1991 : report of the National Rivers Authority |
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| 168 | The available resource methodology : a framework for assessing water resources and abstraction availability : final report |
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| 169 | Water pollution incidents in England and Wales - 1992 : report of the National Rivers Authority |
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| 170 | Proceedings of the conference National Minewaters 20th -21st April 1998 Tapton Hall Sheffield University |
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| 171 | Water pollution incidents in England and Wales - 1993 : report of the National Rivers Authority |
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| 172 | An evaluation of discharge and consent compliance policy : a blueprint for the future : letters from respondents |
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| 173 | Pesticides 1998 : a summary of monitoring of the aquatic environment in England and Wales |
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| 174 | Survey of physical characteristics of salmon spawning riffles in the river North Tyne
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| 175 | The environmental economy of England's northwest : a driver for economic and social progress : executive summary |
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