76 | River in the Dourdogne region |
77 | The registration of waste carriers |
78 | Meanders in the Amazon River |
79 | The River Thames phosphate model |
80 | Viruses in the aquatic environment |
81 | Annex to 'achieving the quality' |
82 | Colliery closures in the Midlands : a review of the potential impact of colliery closures on the water environment in the Midlands |
83 | The Dee regulation scheme (bilingual) |
84 | The Northumberland catchment (river factfiles) |
85 | The Severn Bore in 1994 |
86 | The Aire catchment (river factfiles) |
87 | The water bill : trickle irrigation |
88 | The Derwent catchment (river factfiles) |
89 | The Tees catchment (river factfiles) |
90 | Guardian of the water environment |
91 | Phosphorus in the Thames catchment |
92 | The Esk catchment (river factfiles) |
93 | Dissemination of the anglian SDMS |
94 | Algae demonstrations in the lab |
95 | Air quality and the environment |
96 | The Tyne catchment (river factfiles) |
97 | The Calder catchment (river factfiles) |
98 | Paleolimnological Approaches to the WFD |
99 | Protecting the Lincolnshire Wash coast |
100 | Guide to the Medway navigation |