51 | The influx of black magnetic spherules to the lakes of the English Lake District |
52 | The drought of 1995 : a report to the Secretary of State for the Environment |
53 | A guide to the interpretation of the electron micrographs contained within the "Ken Clarke Collection" |
54 | Angle on the Broads : helping you get the most out of fishing on the Broads |
55 | The importance of sediment release of phosphorus in the restoration of the Norfolk Broads |
56 | The Thames navigation : charting the future : a consultation document issued by the NRA Thames Region |
57 | State of the environment 2005 : the Environment Agency's assessment of the environment in South East England |
58 | Back to life : bringing the environment back to the people of the North West |
59 | State of the environment 2003 : the Environment Agency's assessment of the environment in South East England |
60 | State of the Environment 2006 : the Environment Agency's assessment of the environment in South East England |
61 | The Natural (Baseline) Quality Of Groundwaters In England And Wales. The Chalk Of The South Downs |
62 | Fish Tanks in the Hatchery |
63 | The Ferry Boat in 1905 |
64 | The industrial fishery for sandeels |
65 | The Soar Valley improvement scheme |
66 | Annex to 'achieving the quality' |
67 | Protecting the Kenwith Valley, Bideford |
68 | Welcome to the Essex catchment |
69 | Algae demonstrations in the lab |
70 | Guide to the Medway navigation |
71 | Uses of the water environment |
72 | Water in the Thetford area
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73 | The River Ash : enhancement project |
74 | The Development of LandSim 2.5 |
75 | The River Darent conservation project |