Title Authors Year
Distribution and decline of endangered herbaceous heathland species in relation to the chemical composition of the soil

Houdijk, A.…

1993
SSSIs in England at risk from acid rain

Bissett, K…

1993
Effect of acid rain on pine needles as food for capercaillie in winter

Spidsx, T.K…

1993
Review of the impact of current and future acid deposition in Wales

Reynolds, B…

1993
Air Pollution and Tree Health in the United Kingdom

DOE, .

 		1993
Atmospheric deposition of sulphur and nitrogen in heathland ecosystems.

Bobbink, R…

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

Cape, J.N…

1993
North Sea quality status report 1993

OSPARCOM,…

1993