76 | Phosphorus in the Thames catchment |
77 | Colliery closures in the Midlands : a review of the potential impact of colliery closures on the water environment in the Midlands |
78 | The Tyne catchment (river factfiles) |
79 | The Calder catchment (river factfiles) |
80 | Annex to 'achieving the quality' |
81 | Road transport and the environment |
82 | The oceanography of Falmouth harbour |
83 | The Ferry Boat in 1905 |
84 | The Esk catchment (river factfiles) |
85 | Help safeguard the Torridge (leaflet) |
86 | River in the Dourdogne region |
87 | Welcome to the Essex catchment |
88 | Fish Tanks in the Hatchery |
89 | Meanders in the Amazon River |
90 | The River Thames phosphate model |
91 | The industrial fishery for sandeels |
92 | Viruses in the aquatic environment |
93 | The Derwent catchment (river factfiles) |
94 | Air quality and the environment |
95 | Algae demonstrations in the lab |
96 | The River Darent conservation project |
97 | The Northumberland catchment (river factfiles) |
98 | Water in the Thetford area
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99 | Conservation in the Anglian region |
100 | The River Alt : fact file |