Title Authors Year
Terrestrial SSSIs at risk from soil acidification in Wales

Sketch, C.A…

1993
Direct damage to vegetation caused by acid rain and polluted cloud: definition of critical levels for forest trees.

Cape, J.N…

1993
Nitrogen eutrophication and critical load for nitrogen based upon changes in flora and fauna in (semi)-natural terrestrial ecosystems

Bobbink, R…

1993
Insects and Pollution

Helivvaara…

1993
Urban Air Quality in the United Kingdom. First Report of the Quality of Urban Air Review Group

Group,…

1993
A new potential air-quality criterion derived from vertical flux densitites of ozone and from plant response

Grunhage, L…

1993
Atmospheric deposition of sulphur and nitrogen in heathland ecosystems.

Bobbink, R…

1993
A survey of the health of Fagus sylvatica in southern Britain.

Ling, K.A…

1993
The effect of external stress and disturbance factors on Calluna dominated heathland vegetation.

Berdowski,…

1993
Salt-Marsh Processes - a Review

Vernberg, F…

1993