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551Guidance for estimating the air quality impact of stationary sources - GN 24
552Introductory guidance on the Agency's contribution to sustainable development (SD1)
553The National Centre for Toxic and Persistent Substances
554Algal blooms in the Lower Tees- Perspectives and prospects
555Acidification of freshwaters: the threat and its mitigation
556Pearl Mussel Image: First out of the blocks
557Statement on public consultation for the Dove CMP : July 1995
558The Warwickshire Avon catchment management plan : final plan : October 1994
559FWR - User guide for assessing the impact of combined sewer overflows
560The National Centre for Environmental Data and Surveillance : general leaflet
561Project management and the scheme of delegation : a summary guide : April 1995
562The groundwater regulations (Bilingual) : Rheoliadau dwr daear (Bilingual)
563The Use of Immuno Based Techniques for Chemical Analysis
564Snapshots of the environment : integrated river basin management
565Water from the River Dee : a working partnership
566Land drainage byelaws 1981 and the Thames region flood defence byelaws 1991
567River quality in England and Wales : a report of the 1990 survey
568Snapshots of the environment : understanding coastal water quality
569The evaluation of EDT QSE 334 ammonium ion selective electrode (220/17/T)
570The evaluation of ingold ion selective ammonium electrode (220/23/T)
571The Influence of Variations in Flow on General Quality Assessment of Rivers
572Stratification in the Severn Estuary- Physical aspects and biological consequences
573The Mersey estuary : a report on environmental quality
574Catches of migratory fish in the River Don, Aberdeenshire
575Stream survey and assessment in the Ashford and Folkestone areas