176 | Pollution prevention in the '90's : the positive approach |
177 | The distribution of nutrients and phytoplankton in the North-East Irish Sea |
178 | Water resources for the future : a strategy for the East Midlands |
179 | Water resources for the future : a strategy for the West Midlands |
180 | Water resources for the future : a strategy for the West Midlands |
181 | Hydrometry : the science of measuring the water cycle |
182 | A report on the investigation of the Taff litter problem |
183 | Contaminated land and the water environment : report of the National Rivers Authority |
184 | Water resources for the future : a strategy for the East Midlands |
185 | The investigation of the Taff litter problem : report no. PL/EAE/89/2 |
186 | An investigation into the effect of Farnham STW on the River Wey |
187 | The effect of the voluntary initiative on water quality |
188 | Report on the 1995 stock assessment of the Douglas catchment |
189 | 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 |
190 | 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 |
191 | Assessment of the performance of the BMWP scoring system against biological targets and the determination of significant change |
192 | The NRA severn-thames transfer project: an assessment of the effect of mixing of source waters on the chemical composition |
193 | An investigation into the flow interactions between the Spilsby Sandstone and the overlying aquifers of East Lincolnshire |
194 | The modelling of water quality in the nitrate sensitive areas of the North Lincolnshire Wolds, Sleaford and Aswarby |
195 | The National Rivers Authority's response to the sixteenth report of the Royal Commission on Environmental Pollution on freshwater quality |
196 | The Environment Agency's response to the House of Commons Environment Committee report on the environmental impact of cement manufacture |
197 | Investigation into the probable cause of the 1999 failure of the EC bathing waters directive at Seaton (Devon) beach (70210103) (2000) |
198 | The impact of ferruginous minewater break-outs on the environmental quality of the Rivers Rhymney, Ebbw and Sirhowy : summary report |
199 | Investigations into the contribution of Marlborough STW to the non-compliance of Salcombe South Sands with the EC bathing waters directive |
200 | A desk study to assess the compliance of the River Fowey with the EC Surface Water Abstraction Directive : June 1997 COR/97/024 |