126 | A litter assessment of two major tributaries of the Taff, the Cynon and the Rhondda : surveyed March - April 1990 |
127 | Discharge consent and compliance policy : a blueprint for the future : the NRA's response to the public consultation |
128 | An appraisal of the options for the structure of the water resources function in Thames Region NRA |
129 | The Natural (Baseline) Quality Of Groundwaters In England And Wales - The Chalk Of Berkshire And The Chilterns |
130 | The control of phosphorus in the catchment of the rivers Ant and Bure : interim report for period January - December 1992 |
131 | Sustainable water resources for the future : values and challenges : consultation document for the Environment Agency's water resources strategies : the Anglian perspective |
132 | Radioactive Substances Act 1993 : response to comments on the Scope and methodology for the full re-examination of the Sellafield authorisations for the disposal of radioactive waste |
133 | The water environment - our cultural heritage |
134 | Surveying and tracking salmon in the sea |
135 | The Sea Trout Stock Collapse, 1989-1992 |
136 | Aerial view of the River Laboratory |
137 | Rivers of the Isle of Wight |
138 | The River Lark project Model Manual |
139 | Factors affecting salmon in the sea |
140 | Reed cutter used at the River Lab |
141 | Naturalisation of the Orton flow record |
142 | The tideway storm problem May 1988 |
143 | Forestry and the Water Framework Directive |
144 | Lake Mutanda in the Kigezi District |
145 | The Conservation of Atlantic Salmon Habitat |
146 | Protecting native crayfish in the Midlands |
147 | Monitoring the trophic state of reservoirs
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148 | Water Quality of the Humber Estuary 1986 |
149 | Freshwater Algal Flora of the British Isles |
150 | Green Household Index - The Eco-Cal |