Title Authors Year
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
National Recommended Water Quality Criteria

EPA, US

 		1998
The effects of air-borne nitrogen pollutants on species diversity in natural and semi-natural European vegetation

Bobbink, R…

1998
Modelling the spatial distribution of ammonia emissions in the UK

Dragosits,…

1998
Denitrification and nitrous oxide concentration in the Humber Estuary, UK, and Adjacent Coastal zones

Barnes, J…

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
Boron, zinc iron and managanese content in four grassland species

Adarve, M.…

1998
Impacts of global change on UK species and communities

Hill, M.O…

1998