26 | The Derwent catchment (river factfiles) |
27 | The Tees catchment (river factfiles) |
28 | Road transport and the environment |
29 | The Northumberland catchment (river factfiles) |
30 | State of the environment in the South West 2005 |
31 | A report on the investigation of the Taff litter problem |
32 | State of the environment in the South West 2006 |
33 | Abandoned mines and the water environment : report of the National Rivers Authority |
34 | Improving the environment in the West Midlands region : Midlands local contribution 2006/11 |
35 | The regulation of fish farming by the National Rivers Authority |
36 | River Darent : strategy for the enhancement of the River Darent, Kent |
37 | The investigation of the Taff litter problem : report no. PL/EAE/89/2 |
38 | Managing the Humber Estuary : the Environment Agency's approach |
39 | The implications of climate change for the National Rivers Authority (Report 12) |
40 | Air quality report for the Anglian Region of the Environment Agency 1999 |
41 | Contaminated land and the water environment : report of the National Rivers Authority |
42 | The development of the Gammarus pulex feeding rate Bioassay |
43 | The Environment Agency's state of the environment report for Thames Region |
44 | A good deal for water : the view of the Environment Agency, the Countryside Council for Wales and English Nature on the priorities for the environment that require action by water companies |
45 | A litter assessment of two major tributaries of the Taff, the Cynon and the Rhondda : surveyed March - April 1990 |
46 | State of the environment 2001 : the Environment agency's contribution to a better environment in the South East |
47 | The National Rivers Authority's response to the sixteenth report of the Royal Commission on Environmental Pollution on freshwater quality |
48 | Snapshots of the environment : enhancing biodiversity |
49 | Surveying and tracking salmon in the sea |
50 | Achieving the quality (Bilingual) : Sicrhau Ansawdd (Bilingual) |