51 | The influx of black magnetic spherules to the lakes of the English Lake District |
52 | The drought of 1995 : a report to the Secretary of State for the Environment |
53 | A guide to the interpretation of the electron micrographs contained within the "Ken Clarke Collection" |
54 | Angle on the Broads : helping you get the most out of fishing on the Broads |
55 | The Thames navigation : charting the future : a consultation document issued by the NRA Thames Region |
56 | State of the environment 2005 : the Environment Agency's assessment of the environment in South East England |
57 | Back to life : bringing the environment back to the people of the North West |
58 | State of the environment 2003 : the Environment Agency's assessment of the environment in South East England |
59 | State of the Environment 2006 : the Environment Agency's assessment of the environment in South East England |
60 | The Natural (Baseline) Quality Of Groundwaters In England And Wales. The Chalk Of The South Downs |
61 | Fish Tanks in the Hatchery |
62 | The Ferry Boat in 1905 |
63 | Committed to the environment : a report from the committees of the Environment Agency's Southern Region for the year 1999/00 |
64 | The industrial fishery for sandeels |
65 | Annex to 'achieving the quality' |
66 | Protecting the Kenwith Valley, Bideford |
67 | The water bill : trickle irrigation |
68 | Guardian of the water environment |
69 | Algae demonstrations in the lab |
70 | Paleolimnological Approaches to the WFD |
71 | Uses of the water environment |
72 | The Agency's conservation duties (SD2) |
73 | Water in the Thetford area
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74 | Viruses in the aquatic environment |
75 | Meanders in the Amazon River |