1 | The rehabilitation of the River Taff |
2 | A report on the investigation of the Taff litter problem |
3 | Air quality report for the Anglian Region of the Environment Agency 1999 |
4 | The impact of ferruginous minewater break-outs on the environmental quality of the Rivers Rhymney, Ebbw and Sirhowy : summary report |
5 | Investigation of the environmental impact of Coombe Farm on the Clapton Stream January 1992 |
6 | A survey of ferruginous minewater impacts in the Welsh coalfields |
7 | Policy and practice for the protection of groundwater : Southern region appendix |
8 | A survey of ferruginous minewater impacts in the Welsh coalfields |
9 | An investigation of the Madford River pollution incident of 29 July 1989 : November 1989 |
10 | National marine baseline survey 1995 : littoral cell 4 : the Thames to Selsey Bill |
11 | A study to investigate and propose remedies for river quality problems in the Madford catchment |