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

Bobbink, R…

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

Masters, G.…

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

Harkle, M.J…

1996
Calculation and evaluation of sediment effect concentrations for the amphiod Hyalella azteca and the midge Chironomus riparius

Ingersoll,…

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
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
Critical levels for ozone in Europe: Testing and finalising the concepts

Karenlampi…

1996