| 51 | Duties and powers of the Environment Agency |
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| 52 | Humber estuary : state of the environment 1998 |
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| 53 | Surveying and tracking salmon in the sea |
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| 54 | Synoptic State of the Environment Monitoring |
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| 55 | Hydropower developments and the National Rivers Authority |
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| 56 | Lake restoration : the role of biomanipulation : a one day seminar held in the Broads 18th March 1993 : organised by the National Rivers Authority and the Broads Authority |
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| 57 | Safeguarding the lower bristol avon - public consultation |
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| 58 | What's happening in the South West |
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| 59 | Snapshots of the environment : enhancing biodiversity |
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| 60 | Factors affecting the dispersal of coarse fish |
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| 61 | We care for the environment : could you? |
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| 62 | The Nidd and Wharfe catchment (river factfiles) |
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| 63 | River water quality in the Midlands 1997 |
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| 64 | 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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| 65 | Report on a visit to the Faroes |
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| 66 | Information [on the NRA Anglian Region] |
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| 67 | Snapshots of the environment : regulating major industry |
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| 68 | River water quality in the Midlands 1998 |
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| 69 | Achieving the quality (Bilingual) : Sicrhau Ansawdd (Bilingual) |
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| 70 | A Demonstration Of The Feasibility Of Soilpacs |
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| 71 | Factors affecting salmon in the sea |
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| 72 | Methods for the prediction of the impact of groundwater abstraction on East Anglian wetlands (WD/95/SR) |
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| 73 | Ecological effects of discharges from watercress farms on the chalk-streams of the NRA Wessex Region |
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| 74 | Investigation of the environmental impact of Coombe Farm on the Clapton Stream January 1992 |
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| 75 | Investigation into the impact of Henstridge sewage treatment works on the River Umber, North Devon |
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