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

Sketch, C.A…

1993
Impacts of sulphur and nitrogen deposition on sites and species of nature conservation importance in Great Britain

Woodin, S.J…

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
Atmospheric Change - Effect on Plant Pests and Diseases

Bell, J.N.B…

1993
Air Pollution and Tree Health in the United Kingdom

DOE, .

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

Berdowski,…

1993
Observations on the changes in nitrate concentrations in seven upland moorland catchments in north eastern Scotland

Black, K.E…

1993
Salt-Marsh Processes - a Review

Vernberg, F…

1993