51 | A review of the performance of Aldershot STW and its effect on the River Blackwater |
52 | Investigation into the chemicals present and entering the Stover Lake, Stover Country Park |
53 | The environmental impact of the foot and mouth disease outbreak: and interim assessment |
54 | Using Macrophytes for the Environmental Assessment of Rivers: The Role of Sediment Nutrients |
55 | The Distribution of Phytoplankton and Nutrients in the North East Irish Sea During 1998 |
56 | Rural sewage pollution in the '90s : report of the rural sewerage project 1993/4 |
57 | Riverside litter : results of the 1990 campaign and a strategy for the future |
58 | Proposals to extend the Environment Agency's monitoring certification scheme (MCERTS) to the chemical testing of soils |
59 | A collation of the environmental impact work carried out following the Rosebay oil spill, May 1990 |
60 | Report on the control of discharges of titanium dioxide waste to the Humber Estuary : appendices |
61 | Discharges of waste under the EC titanium dioxide directives : report of the National Rivers Authority |
62 | Study of the behaviour and impact of two sewage treatment works of the Thames catchment |
63 | The quality of rivers, canals and estuaries in England and Wales : report of the 1990 survey |
64 | The influence of agriculture on the quality of natural waters in England and Wales |
65 | Report on the control of discharges of titanium dioxide waste to the Humber Estuary : main report |
66 | Inferences on the pollution status of the Thames estuary from the macrobenthic community structure : National Rivers Authority Thames Region, Biology, Thames Estuary Benthic Programme |
67 | The effects of ammonia in discharges from Hogsmill Valley sewage treatment works on the water quality of the River Thames at Teddington |
68 | Identification of Blue Green Algae of the British Isles Guide to the Genera and Use of the Interactive CD-ROM for Identification of Species |
69 | The effects of water resources management on the rivers Bure, Wensum and Nar in North Norfolk : Final project report to the National Rivers Authority. July 1994 |
70 | Pesticides in the aquatic environment : report of the National Rivers Authority, prepared by the National Centre for Toxic and Persistant Substances (TAPS) |
71 | Investigations into the status of fisheries, biological and water quality in the River Pelenna catchment, prior to the treatment of discharges from abandoned coal mines : PL/EAW/95/3 |
72 | Continuous water quality monitoring results collected from the river Torridge at Cockshilhay and Beam Bridge for the EU UWWTD |
73 | Radioactivity in the environment : report for 1998 : a summary and radiological assessment of the Environment Agency's monitoring programmes |
74 | The Economics of No-Spray Zones - a Study of the Risks and Benefits of Pesticide No-Spray Restrictions |
75 | Radioactivity in the environment : a summary and radiological assessment of the Environment Agency's monitoring programmes : report for 1996 |