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

UNECE,

 		1996
Different responses to ozone of tobacco, poplar, birch and alder.

Gunthardt-…

1996
Natural and anthropogenic enrichments of As, Cu, Pb and Zn in ombrotrophic versus minerotrophic peat bog profiles

Shotyk, W…

1996
PCB and PAH dynamics in a small rural lake

Sanders, G…

1996
Herb layer vegetation of south Swedish beech and oak forests - effects of management and soil acidity during one decade.

Brunet, J…

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

Lallemant,…

1996
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
A preliminary evaluation of sediment quality assessment values for freshwater ecosystems

Smith, S.L…

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

Woolgrove,…

1996