Title Authors Year
Stem growth reductions in mature Sitka spruce trees exposed to acid mist

Crossley, A…

1997
Human impacts on the nitrogen cycle: A global problem judged from a local perspective

Hessen, D.O…

1997
Impact of grazing and atmospheric nitrogen deposition on the vegetation of dry coastal dune grasslands

Harkle, M.J…

1996
Biology of Freshwater Pollution

Mason, C.F…

1996
Current and historical relationships between the tissue N content of a snowbed bryophyte and nitrogenous air pollution.

Woolgrove,…

1996
Responses of plants to atmospheric sulphur.

Rennenberg…

1996
Quantitative relationships of invertebrates to pH in Norwegian river systems.

Larsen, J…

1996
Growth variation of Scots Pine across a pollution gradient on the Kola peninsula, Russia

Nojd, P.;…

1996
Manual on methodologies and criteria for mapping critical levels/loads and geographical areas where they are exceeded

UNECE,

 		1996
Freshwater sponges (Porifera: Spongillidae) of Norway: Distribution and ecology.

Økland, K.A…

1996