Title Authors Year
Long-term change in the suitability of welsh streams for dippers Cinclus cinclus as a result of acidification and recovery: A modelling study.

Ormerod, S.…

1989
Lichen Recolonization in London under Conditions of Rapidly Falling Sulfur-Dioxide Levels, and the Concept of Zone Skipping.

Hawksworth…

1989
Indigenous and cultivated plants as bioindicators

Weinstein,…

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

HMSO,

 		1989
The comparative chemistries of platinum group metals and their periodic neighbors in marine macrophytes

Yang, J. S…

1989
Effects of N-emissions on nutrient status and vitality of Pinus sylvestris near a hen house.

…

1989
Statutory Instrument (1989): The Sludge (Use in Agriculture) Regulations

HMSO,

 		1989
Acid rain and eggshells

Drent, P.J…

1989
Acidification and Otter (Lutra lutra) Distribution in Scotland

Mason, C.F…

1989
Environmental Health Criteria 85 Lead- Environmental Aspects

WHO,

 		1989