| 151 | 1967 - Singh's men building the extension block in the IBP compound. |
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| 152 | Preventing the spread of crayfish plague in the South West |
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| 153 | The investigation of the Taff litter problem : report no. PL/EAE/89/2 |
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| 154 | State of the environment in the South West 2005 |
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| 155 | The role of the National Rivers Authority in droughts |
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| 156 | The disinfection of the Manchester Square Outfall, Blackpool, 1993 |
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| 157 | Pollution prevention in the '90's : the positive approach |
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| 158 | The Implications Of Climate Change For The Environment Agency |
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| 159 | The extent of phosphorus release in the Norfolk Broads |
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| 160 | Report on the 1995 stock assessment of the Douglas catchment |
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| 161 | Air quality report for the Anglian Region of the Environment Agency 1999 |
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| 162 | Assessing the Impact of Agricultural Pesticides in the Aquatic Environment: Phase II |
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| 163 | The distribution of nutrients and phytoplankton in the North-East Irish Sea |
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| 164 | Water resources for the future : a strategy for the West Midlands |
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| 165 | Genetics and the management of the Atlantic salmon |
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| 166 | The development of new techniques for the monitoring of ammonia in water |
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| 167 | Water resources for the future : a strategy for the West Midlands |
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| 168 | The regulation of fish farming by the National Rivers Authority |
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| 169 | Battling the tide : flood defences in the Anglian region |
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| 170 | River pack : information sheets about the NRA and the water environment |
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| 171 | Somerset and the sea : the 1981 storm - 25 years on |
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| 172 | Investigation into the cause of high pH in the Budleigh Brook |
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| 173 | Contaminated land and the water environment : report of the National Rivers Authority |
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| 174 | A report on the investigation of the Taff litter problem |
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| 175 | Abandoned mines and the water environment : report of the National Rivers Authority |
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