Title Authors Year
Factors influencing nitrogen saturation in forest ecosystems: Advances in our understanding since the mid 1980s. in the impact of nitrogen deposition on natural and semi-natural ecosystems

Wilson, E.J…

1999
Ranking of epiphytic lichen sensitivity to air pollution using survey data: A comparison of indicator scales

Van Dobben…

1999
Ecotoxicological effects and uptake of metals (Cu+, Cu2+, Mn2+, Mo6+, Ni2+, V5+) in freshwater alga Scenedesmus quadricauda

Fargašová,…

1999
Atmospheric deposition of acidifying and eutrophicating substances in dune slacks.

Sival, F.P…

1999
The effects of quantity and duration of simulated pollutant nitrogen deposition on root-surface phosphatase activities in Calcareous and acid grasslands: a bioassay approach

Johnson, D…

1999
The influence of wooded shelterbelts on the deposition of copper, lead and zinc at Shakerley Mere, Cheshire, England

Heath, B. A…

1999
Protocol to abate acidification, eutrophication and ground-level ozone.

UNECE, .…

1999
Inventory of information sources on chemicals Persistent Organic Pollutants

UNEP,

 		1999
Effect of vanadium on the growth of soybean seedlings

Wang, J ;…

1999
Chemistry of Atmospheres

Wayne, R.P…

1999