Title Authors Year
Environmental effects of manganese and proposed freshwater guidelines to protect aquatic life in British Columbia

Reimer, P.…

1999
Mapping of ammonia pollution with epiphytic lichens in the Netherlands

Van Herk, C…

1999
Some effects of N on ectomycorrhizal diversity of Scots pine (Pinus sylvestris L.) in northeastern Germany.

Wöllecke, J…

1999
Assessment programme to fulfil the commitments of the Nuclear Safety Commission - Proceedings of the Second International Symposium on Ionising Radiation and the Environment

P.M.,…

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
Inventory of information sources on chemicals Persistent Organic Pollutants

UNEP,

 		1999
Methane release from peat soils: effects of Sphagnum and Juncus.

Roura-Carol…

1999
Case study of the effects of atmospheric aerosols and regional haze on agriculture: An opportunity to enhance crop yields in China through emission controls?

Chameides,…

1999
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