76 | The water bill : trickle irrigation |
77 | The industrial fishery for sandeels |
78 | Help safeguard the Torridge (leaflet) |
79 | Air quality and the environment |
80 | The Development of LandSim 2.5 |
81 | The River Alt : fact file |
82 | The Wear catchment (river factfiles) |
83 | The Derwent catchment (river factfiles) |
84 | The River Darent conservation project |
85 | Meanders in the Amazon River |
86 | Conservation in the Anglian region |
87 | The Severn Bore in 1993 |
88 | The River Mersey : fact file |
89 | Colliery closures in the Midlands : a review of the potential impact of colliery closures on the water environment in the Midlands |
90 | The Tees catchment (river factfiles) |
91 | Water in the Thetford area
|
92 | Road transport and the environment |
93 | The Lambourn catchment modelling work |
94 | The River Thames phosphate model |
95 | The Northumberland catchment (river factfiles) |
96 | Uses of the water environment |
97 | The Severn Bore in 1995 |
98 | A Report on the Drought on the River Darent |
99 | The anti-poaching measures contained in the Salmon Act 1986 |
100 | Pollution prevention in the '90's : the positive approach |