26 | Anglian region state of the environment report : the IPC perspective |
27 | Abandoned mines and the water environment : report of the National Rivers Authority |
28 | Contaminated land and the water environment : report of the National Rivers Authority |
29 | Assessment of the impact of discharges from Meldon Quarry on the water quality of the West Okement River |
30 | The Natural (Baseline) Quality Of Groundwaters In England And Wales - The Chalk Of Berkshire And The Chilterns |
31 | Assessment of the performance of the BMWP scoring system against biological targets and the determination of significant change |
32 | The National Rivers Authority's response to the sixteenth report of the Royal Commission on Environmental Pollution on freshwater quality |
33 | Investigation into the probable cause of the 1999 failure of the EC bathing waters directive at Seaton (Devon) beach (70210103) (2000) |
34 | Pollution control on the River Alt |
35 | Achieving the quality (Bilingual) : Sicrhau Ansawdd (Bilingual) |
36 | Devon area internal report - the kingsbridge estuary - survey of the benthic microinvertebrate infauna (october 1990) for the proposed classification of estuaries in the south western region |
37 | Rivers of the Isle of Wight |
38 | Humber estuary : state of the environment 1998 |
39 | Water Quality of the Humber Estuary 1986 |
40 | Investigation to determine if the soakaway from the Stowford Farm caravan site is having an impact on the biological community of the Colam stream |
41 | Information [on the NRA Anglian Region] |
42 | Hydropower developments and the National Rivers Authority |
43 | Environmental issues in the Midlands 1995/96 |
44 | Synoptic State of the Environment Monitoring |
45 | Environmental snapshot for the Anglian region 2002 |
46 | Phosphate in the cut-off channel |
47 | Technical Summary - Appraisal of the Impact of Multiple Retailers Quality Assurance Schemes on the Environment |
48 | Clouding: the issue. An appraisal of the effects of turbidity in aquatic systems |
49 | Investigation into the 1999 failure of the European Community bathing waters directive at Beer beach (2001) |
50 | The Natural (Baseline) Quality Of Groundwaters In England And Wales - The Chalk Of Lincolnshire; |