51 | A litter assessment of two major tributaries of the Taff, the Cynon and the Rhondda : surveyed March - April 1990 |
52 | Snapshots of the environment : enhancing biodiversity |
53 | Surveying and tracking salmon in the sea |
54 | Factors affecting salmon in the sea |
55 | Report on a visit to the Faroes |
56 | A Review of the Application of |
57 | Snapshots of the environment : regulating major industry |
58 | Information [on the NRA Anglian Region] |
59 | Environmental snapshot for the Anglian region 2002 |
60 | Humber estuary : state of the environment 1998 |
61 | Safeguarding the lower bristol avon - public consultation |
62 | Refuse fill for the construction of seawalls |
63 | Synoptic State of the Environment Monitoring |
64 | Lake restoration : the role of biomanipulation : a one day seminar held in the Broads 18th March 1993 : organised by the National Rivers Authority and the Broads Authority |
65 | Achieving the quality (Bilingual) : Sicrhau Ansawdd (Bilingual) |
66 | Factors affecting the dispersal of coarse fish |
67 | River water quality in the Midlands 1997 |
68 | River water quality in the Midlands 1998 |
69 | Duties and powers of the Environment Agency |
70 | Hydropower developments and the National Rivers Authority |
71 | Endocrine Disruption in the Marine Environment |
72 | We care for the environment : could you? |
73 | What's happening in the North East |
74 | What's happening in the South West |
75 | Achieving the quality : annex : programme of environmental obligations agreed by the Secretary of State for the Environment, Transport and the Regions and for Wales for individual water companies |