76 | Viruses in the aquatic environment |
77 | The River Weaver : fact file |
78 | Meanders in the Amazon River |
79 | The Esk catchment (river factfiles) |
80 | Air quality and the environment |
81 | The registration of waste carriers |
82 | The oceanography of Falmouth harbour |
83 | The Dee regulation scheme (bilingual) |
84 | The Derwent catchment (river factfiles) |
85 | The Hull catchment (river factfiles) |
86 | The Northumberland catchment (river factfiles) |
87 | The River Alt : fact file |
88 | The River Arun : fact file |
89 | The River Mersey : fact file |
90 | The Tees catchment (river factfiles) |
91 | The Wear catchment (river factfiles) |
92 | The tidal Thames : fact file |
93 | Dissemination of the anglian SDMS |
94 | Help safeguard the Torridge (leaflet) |
95 | Conservation in the Anglian region |
96 | River in the Dourdogne region |
97 | Road transport and the environment |
98 | Rivers of the New Forest |
99 | The Lambourn catchment modelling work |
100 | The River Thames phosphate model |