51 | Sussex by the sea |
52 | The Colne Barrier 1999 |
53 | The Lowermoor environment report |
54 | Drought : the dry facts |
55 | The Evaluation of FDMM |
56 | The Waterways Bird Survey |
57 | Review of the findings of the prescribed flow at the Wallers Haven |
58 | The management of the water resources of the Little Ouse groundwater unit |
59 | The management of the water resources of the Lark groundwater unit |
60 | An aerial photograph of The Ferry House prior to the construction of The Pearsall Building |
61 | The Thames navigation : charting the future : a consultation document issued by the NRA Thames Region |
62 | The influx of black magnetic spherules to the lakes of the English Lake District |
63 | The effects of flow reduction in the River Dee on the aquatic environment |
64 | The water quality of the Humber Estuary 1992 : a report from The Humber Estuary Committee |
65 | A guide to the interpretation of the electron micrographs contained within the "Ken Clarke Collection" |
66 | Angle on the Broads : helping you get the most out of fishing on the Broads |
67 | The Natural (Baseline) Quality Of Groundwaters In England And Wales. The Chalk Of The South Downs |
68 | River in the Dourdogne region |
69 | Annex to 'achieving the quality' |
70 | Paleolimnological Approaches to the WFD |
71 | Welcome to the Essex catchment |
72 | The industrial fishery for sandeels |
73 | Air quality and the environment |
74 | Fish Tanks in the Hatchery |
75 | Protecting the Lincolnshire Wash coast |