Title Authors Year
UNECE Critical Levels Workshop Proceedings

Guderian, R…

1998
The effect of air pollution from nitrogen dioxide (NO2) on epiphytic lichens in Seville, Spain.

Funetes, J.…

1998
Differential effects of ammonium nitrate on three heathland species

De Graaf, M…

1998
Effects of atmospheric NH3 on epiphytic lichens in the Netherlands: The pitfalls of biological monitoring

Dobben, H.F…

1998
Long-term decline in the thickness of eggshells of thrushes, Turdus spp., in Britain

Green, R.E…

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

Seaward, M.…

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
Modelling dynamic copper balances for a contaminated sandy soil following land use change from agriculture to forestry

Moolenaar,…

1998
Dispersion, deposition and impacts of atmospheric ammonia: quantifying local budgets and spatial variability

Sutton, M.A…

1998