| 151 | Economic elements of the Environment Agency's implementation of the Water Framework Directive |
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| 152 | Assessing the Impact of Agricultural Pesticides in the Aquatic Environment: Phase II |
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| 153 | Pollution prevention in the '90's : the positive approach |
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| 154 | The distribution of nutrients and phytoplankton in the North-East Irish Sea |
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| 155 | Water resources for the future : a strategy for the East Midlands |
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| 156 | Water resources for the future : a strategy for the West Midlands |
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| 157 | Water resources for the future : a strategy for the West Midlands |
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| 158 | Hydrometry : the science of measuring the water cycle |
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| 159 | A report on the investigation of the Taff litter problem |
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| 160 | Contaminated land and the water environment : report of the National Rivers Authority |
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| 161 | Water resources for the future : a strategy for the East Midlands |
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| 162 | The investigation of the Taff litter problem : report no. PL/EAE/89/2 |
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| 163 | An investigation into the effect of Farnham STW on the River Wey |
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| 164 | The effect of the voluntary initiative on water quality |
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| 165 | Report on the 1995 stock assessment of the Douglas catchment |
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| 166 | The restoration of the River Ver : the success story of a collaborative project between the National Rivers Authority, Three Valleys Water and the Ver Valley Society |
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| 167 | A good deal for water : the view of the Environment Agency, the Countryside Council for Wales and English Nature on the priorities for the environment that require action by water companies |
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| 168 | The release of ammonium and phosphorus from the sediments of the River Ant and Barton Broad : interim report |
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| 169 | The control of phosphorus in the catchment of the rivers Ant and Bure : interim report for period January - December 1992 |
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| 170 | State of the environment 2001 : the Environment agency's contribution to a better environment in the South East |
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| 171 | Assessment of the performance of the BMWP scoring system against biological targets and the determination of significant change |
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| 172 | The NRA severn-thames transfer project: an assessment of the effect of mixing of source waters on the chemical composition |
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| 173 | An investigation into the flow interactions between the Spilsby Sandstone and the overlying aquifers of East Lincolnshire |
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| 174 | The modelling of water quality in the nitrate sensitive areas of the North Lincolnshire Wolds, Sleaford and Aswarby |
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| 175 | The National Rivers Authority's response to the sixteenth report of the Royal Commission on Environmental Pollution on freshwater quality |
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