176 | Biological investigation of the Common Lake Stream |
177 | Monitoring the trophic state of reservoirs
|
178 | Evaluation of the Close Season in Canals |
179 | Water Quality of the Humber Estuary 1986 |
180 | Endocrine Disruption in the Marine Environment |
181 | About the North West region : factfile |
182 | Drought in the South : in depth |
183 | Duties and powers of the Environment Agency |
184 | Evaluating The Benefits Of Hydrometric Networks |
185 | Freshwater Algal Flora of the British Isles |
186 | Green Household Index - The Eco-Cal |
187 | Guardians of the water environment (bilingual document) |
188 | On duty round the clock : fact file |
189 | Pesticides in the aquatic environment 1996 |
190 | Constructive thinking : save water, save the environment |
191 | The Environment Agency navigations : Thames, Anglian, Southern |
192 | Sustainable water resources for the future |
193 | The National Rivers Authority : fact file |
194 | Achieving the quality (Bilingual) : Sicrhau Ansawdd (Bilingual) |
195 | Environmental issues in the Midlands 1995/96 |
196 | A Review of the Application of |
197 | Ecology and the Water Framework Directive |
198 | Changes to the water abstraction licensing system |
199 | Snapshots of the environment : regulating major industry |
200 | Review of the microtox toxicity test |