| 1 | The law of the National Rivers Authority |
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| 2 | Snapshots of the environment : conserving the land |
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| 3 | The rehabilitation of the River Taff |
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| 4 | The drought of 1995 : a report to the Secretary of State for the Environment |
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| 5 | The effects of flow reduction in the River Dee on the aquatic environment |
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| 6 | The Dee regulation scheme (bilingual) |
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| 7 | A report on the investigation of the Taff litter problem |
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| 8 | Abandoned mines and the water environment : report of the National Rivers Authority |
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| 9 | The results of fish telemetry trails in the river Tawe estuary, 1991 |
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| 10 | The regulation of fish farming by the National Rivers Authority |
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| 11 | The investigation of the Taff litter problem : report no. PL/EAE/89/2 |
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| 12 | The effect of the voluntary initiative on water quality |
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| 13 | Hydrometry : the science of measuring the water cycle |
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| 14 | Pesticides in the aquatic environment 1994 : report of the Environment Agency |
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| 15 | The role of the National Rivers Authority in droughts |
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| 16 | The state of the water environment : six year trends report |
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| 17 | Managing the drought and water resources : key issues statements approved by the board of the NRA June 1992 |
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| 18 | A litter assessment of two major tributaries of the Taff, the Cynon and the Rhondda : surveyed March - April 1990 |
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| 19 | The impact of ferruginous minewater break-outs on the environmental quality of the Rivers Rhymney, Ebbw and Sirhowy : summary report |
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| 20 | Contaminants entering the sea : data appendix : data on contaminant loads entering the seas around England and Wales for the years 1990-1993 |
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| 21 | The water environment - our cultural heritage |
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| 22 | Snapshots of the environment : enhancing biodiversity |
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| 23 | Achieving the quality (Bilingual) : Sicrhau Ansawdd (Bilingual) |
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| 24 | 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 |
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| 25 | Pesticides in the aquatic environment 1995 |
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