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

Bobbink, R…

1996
Potential effects of rising tropospheric concentrations of CO2 and O-3 on green-algal lichens

Balaguer, M…

1996
The use of lichens for estimating ammonia air pollution in Western France.

Lallemant,…

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
Air pollution and biodiversity: a review

Dudley, N…

1996
Stoneworts - connoisseurs of clean water

Stewart, N.…

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

UNECE,

 		1996