Title Authors Year
Ammonia concentrations at a site in southern Scotland from 2 yr of continuous measurements

Burkhardt,…

1998
Soil nitrous oxide and nitric oxide emissions as indicators of the exceedance of critical loads of atmospheric nitrogen deposition in semi-natural ecosystems

Skiba, U.;…

1998
Unintentional experiments with terrestrial ecosystems: ecological effects of sulphur and nitrogen pollutants

Lee, J.A.…

1998
Peroxyacetyl nitrates (PAN) and other minor pollutants

Temple, P.J…

1998
Early effects of acid mist on Sitka spruce planted on acid peat.

Sheppard, L…

1998
Nitrogen deposition and ectomycorhizas

Wallenda, T…

1998
Effects of grass-encroachment on vegetation and soil in Dutch dry dune grasslands

Veer, M.A.C…

1998
Environmental effects of ozone depletion: 1998 assessment

UNEP,

 		1998
Time-space analyses of the British lichen flora, with particular reference to air quality surveys

Seaward, M.…

1998
Effects of ammonia deposition on forests in the Netherlands

Van der…

1998