176 | A report on the investigation of the Taff litter problem |
177 | Contaminated land and the water environment : report of the National Rivers Authority |
178 | Water resources for the future : a strategy for the East Midlands |
179 | The investigation of the Taff litter problem : report no. PL/EAE/89/2 |
180 | An investigation into the effect of Farnham STW on the River Wey |
181 | The effect of the voluntary initiative on water quality |
182 | Report on the 1995 stock assessment of the Douglas catchment |
183 | 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 |
184 | The release of ammonium and phosphorus from the sediments of the River Ant and Barton Broad : interim report |
185 | The control of phosphorus in the catchment of the rivers Ant and Bure : interim report for period January - December 1992 |
186 | State of the environment 2001 : the Environment agency's contribution to a better environment in the South East |
187 | Assessment of the performance of the BMWP scoring system against biological targets and the determination of significant change |
188 | The NRA severn-thames transfer project: an assessment of the effect of mixing of source waters on the chemical composition |
189 | An investigation into the flow interactions between the Spilsby Sandstone and the overlying aquifers of East Lincolnshire |
190 | The modelling of water quality in the nitrate sensitive areas of the North Lincolnshire Wolds, Sleaford and Aswarby |
191 | The National Rivers Authority's response to the sixteenth report of the Royal Commission on Environmental Pollution on freshwater quality |
192 | The Environment Agency's response to the House of Commons Environment Committee report on the environmental impact of cement manufacture |
193 | Investigation into the probable cause of the 1999 failure of the EC bathing waters directive at Seaton (Devon) beach (70210103) (2000) |
194 | The impact of ferruginous minewater break-outs on the environmental quality of the Rivers Rhymney, Ebbw and Sirhowy : summary report |
195 | A desk study to assess the compliance of the River Fowey with the EC Surface Water Abstraction Directive : June 1997 COR/97/024 |
196 | Discharge consent and compliance policy : a blueprint for the future : the NRA's response to the public consultation |
197 | Managing the drought and water resources : key issues statements approved by the board of the NRA June 1992 |
198 | The control of phosphorus in the catchment of the rivers Ant and Bure : 3rd annual report May 1989 |
199 | The Natural (Baseline) Quality Of Groundwaters In England And Wales - The Chalk Of Berkshire And The Chilterns |
200 | Assessment of the impact of discharges from Meldon Quarry on the water quality of the West Okement River |