76 | Protecting the Kenwith Valley, Bideford |
77 | Welcome to the Essex catchment |
78 | The water bill : trickle irrigation |
79 | Guardian of the water environment |
80 | Algae demonstrations in the lab |
81 | The Tyne catchment (river factfiles) |
82 | The Calder catchment (river factfiles) |
83 | Paleolimnological Approaches to the WFD |
84 | Uses of the water environment |
85 | The Agency's conservation duties (SD2) |
86 | Water in the Thetford area
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87 | The River Ash : enhancement project |
88 | The Development of LandSim 2.5 |
89 | The River Darent conservation project |
90 | Viruses in the aquatic environment |
91 | The River Weaver : fact file |
92 | Meanders in the Amazon River |
93 | The Esk catchment (river factfiles) |
94 | Air quality and the environment |
95 | The registration of waste carriers |
96 | The oceanography of Falmouth harbour |
97 | The Dee regulation scheme (bilingual) |
98 | The Derwent catchment (river factfiles) |
99 | The Hull catchment (river factfiles) |
100 | The Northumberland catchment (river factfiles) |