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
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
Acid deposition and soils: a perspective for nature conservation

Bareham, S.…

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
Hazard ranking of contaminated sediments based on chemical analysis, laboratory toxicity tests and benthic community composition: prioritizing sites for remedial action

Wildhaber,…

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

UNECE,

 		1996