Title Authors Year
Decline of the natterjack toad Bufo clamita in Britain: Paleoecological, documentary and experimental evidence for breeding site acidification

Beebee, T.J…

1990
The difficulties of abating smoke in Late Victorian York

Bowler, C…

1990
The variation in the acidity of ground and surface waters in Northern Ireland

Jordan, C…

1990
Growth, ectomycorrhizae and nonstructural carbohydrates of loblolly pine seedlings exposed to ozone and soil water defect

Meier, S.;…

1990
Indigenous and cultivated plants as bioindicators

Weinstein,…

1989
Environmental Health Criteria 86 Mercury- Environmental Aspects

WHO,

 		1989
Manganese induced haematological and biochemical anomalies in Heteropneustes fossilis

Garg, V. K…

1989
Lead hazards to fish, wildlife and invertebrates: a synoptic review

Eisler, R…

1989
Surface Waters (Dangerous Substances) (Classification) Regulations No 2286

HMSO,

 		1989
A regression model for nitrate leaching in Northern Ireland.

Smith, R.V…

1989