1 | The effects of flow reduction in the River Dee on the aquatic environment |
2 | Hydropower developments and the National Rivers Authority |
3 | Achieving the quality : annex : programme of environmental obligations agreed by the Secretary of State for the Environment, Transport and the Regions and for Wales for individual water companies |
4 | The available resource methodology : a framework for assessing water resources and abstraction availability : final report |
5 | Low flows and water resources : facts on the top 40 low flow rivers in England and Wales |
6 | Low flows and water resources : facts on the top 40 low flow rivers in England and Wales |