126 | Contaminated land and the water environment : report of the National Rivers Authority |
127 | Abandoned mines and the water environment : report of the National Rivers Authority |
128 | The results of fish telemetry trails in the river Tawe estuary, 1991 |
129 | Hysim model : modelling the flows of the River Deben |
130 | An investigation into the effect of Farnham STW on the River Wey |
131 | The effect of the voluntary initiative on water quality |
132 | The beaches are on the move! : longshore drift information sheet |
133 | Economic elements of the Environment Agency's implementation of the Water Framework Directive |
134 | Hydrometry : the science of measuring the water cycle |
135 | An investigation into the effects of Woking STW on the River Wey |
136 | 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 |
137 | 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 |
138 | The Environment Agency's response to the House of Commons Environment Committee report on the environmental impact of cement manufacture |
139 | The control of phosphorus in the catchment of the rivers Ant and Bure : 3rd annual report May 1989 |
140 | The Transportation of the Maximum gain Salmon Spawning Target for the River Bush(N.I) to England and Wales |
141 | The modelling of water quality in the nitrate sensitive areas of the North Lincolnshire Wolds, Sleaford and Aswarby |
142 | Investigation into the probable cause of the 1999 failure of the EC bathing waters directive at Seaton (Devon) beach (70210103) (2000) |
143 | The NRA severn-thames transfer project: an assessment of the effect of mixing of source waters on the chemical composition |
144 | An investigation into the flow interactions between the Spilsby Sandstone and the overlying aquifers of East Lincolnshire |
145 | The release of ammonium and phosphorus from the sediments of the River Ant and Barton Broad : interim report |
146 | The National Rivers Authority's response to the sixteenth report of the Royal Commission on Environmental Pollution on freshwater quality |
147 | Assessment of the performance of the BMWP scoring system against biological targets and the determination of significant change |
148 | Assessment of the impact of discharges from Meldon Quarry on the water quality of the West Okement River |
149 | Managing the drought and water resources : key issues statements approved by the board of the NRA June 1992 |
150 | A litter assessment of two major tributaries of the Taff, the Cynon and the Rhondda : surveyed March - April 1990 |