51 | Review of the findings of the prescribed flow at the Wallers Haven |
52 | The water quality of the Humber Estuary 1992 : a report from The Humber Estuary Committee |
53 | The effects of flow reduction in the River Dee on the aquatic environment |
54 | The influx of black magnetic spherules to the lakes of the English Lake District |
55 | The drought of 1995 : a report to the Secretary of State for the Environment |
56 | A guide to the interpretation of the electron micrographs contained within the "Ken Clarke Collection" |
57 | Angle on the Broads : helping you get the most out of fishing on the Broads |
58 | The Thames navigation : charting the future : a consultation document issued by the NRA Thames Region |
59 | Study into the effect of Chertsey STW on the North Arm of the River Bourne |
60 | The Natural (Baseline) Quality Of Groundwaters In England And Wales. The Chalk Of The South Downs |
61 | The Soar Valley improvement scheme |
62 | Annex to 'achieving the quality' |
63 | Protecting the Kenwith Valley, Bideford |
64 | Welcome to the Essex catchment |
65 | The water bill : trickle irrigation |
66 | Algae demonstrations in the lab |
67 | Paleolimnological Approaches to the WFD |
68 | Guide to the Medway navigation |
69 | Uses of the water environment |
70 | Water in the Thetford area
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71 | The River Ash : enhancement project |
72 | The Development of LandSim 2.5 |
73 | The River Darent conservation project |
74 | Viruses in the aquatic environment |
75 | The River Weaver : fact file |