76 | Guardian of the water environment |
77 | Algae demonstrations in the lab |
78 | The Tyne catchment (river factfiles) |
79 | The Calder catchment (river factfiles) |
80 | Paleolimnological Approaches to the WFD |
81 | Uses of the water environment |
82 | The Agency's conservation duties (SD2) |
83 | The River Ash : enhancement project |
84 | The River Darent conservation project |
85 | Viruses in the aquatic environment |
86 | The River Weaver : fact file |
87 | Meanders in the Amazon River |
88 | The Esk catchment (river factfiles) |
89 | Air quality and the environment |
90 | The registration of waste carriers |
91 | The oceanography of Falmouth harbour |
92 | The Dee regulation scheme (bilingual) |
93 | The Derwent catchment (river factfiles) |
94 | The Hull catchment (river factfiles) |
95 | The Northumberland catchment (river factfiles) |
96 | The River Alt : fact file |
97 | The River Mersey : fact file |
98 | The Tees catchment (river factfiles) |
99 | The Wear catchment (river factfiles) |
100 | The tidal Thames : fact file |