Title Authors Year
Air Quality Guidelines for Europe.

WHO,

 		2000
Amino acid accumulation and growth of Sphagnum under different levels of N deposition

Nordin, A…

2000
Biomonitoring of air quality using plants.

Mulgrew, A…

2000
Effects of stump-treatment substances for root-rot control on ground vegetation and soil properties in a Picea abies forest in Sweden

Westlund, A…

2000
Accounting for nature: assessing habitats in the UK countryside. Haines-Young,… 2000
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
Climate change: Scottish implications scoping study

Kerr, A.;…

1999
Inventory of information sources on chemicals Persistent Organic Pollutants

UNEP,

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

UNECE, .…

1999