Title Authors Year
Empirical nitrogen critical loads for natural and semi-natural ecosystems

Bobbink, R…

1996
Stoneworts - connoisseurs of clean water

Stewart, N.…

1996
Evidence that plant varieties respond differently to NO2 pollution as indicated by resistance to insect herbivores

Masters, G.…

1996
Air pollution and biodiversity: a review

Dudley, N…

1996
Impact of grazing and atmospheric nitrogen deposition on the vegetation of dry coastal dune grasslands

Harkle, M.J…

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

Woolgrove,…

1996
Epiphytic bryophytes in Naha city (subtropical urban area in Okinawa Island, southern Japan), with special references to air pollution

Inui, T.;…

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

Nojd, P.;…

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

Larsen, J…

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

UNECE,

 		1996