By Barry Smith (auth.), Kenneth Mellanby CBE, ScD (Cantab.), FIBiol (eds.)
The Watt Committee on strength turned energetic in of the results on structures, for example. Proposals the research of Acid Rain in the course of 1982. probably the for motion should still for that reason pay attention to measures purely element of the topic that has turn into extra that promise a true development because of definite in the course of the next 5 years is that the expenditure. expression 'Acid Rain' is used loosely in public The Watt Committee's learn of this topic has been in levels. the 1st handled the character debate for a fancy of commercial and environ psychological phenomena. between those, Acid Rain within the of the matter, and culminated within the booklet easy that means of the words-rain and of Watt Committee document No. 14 in 1984. that maybe snow having a considerably excessive point of record used to be divided into 4 sections, every one of acidity-is of in simple terms constrained value. to symbolize which used to be ready by means of a sub-group of the operating this attitude, accordingly, the Watt Committee Ex team: they dealt respectively with the destiny of air borne pollutants, plants and soils, clean water ecutive determined that the research resulting in the current record may be entitled 'Air pollutants, Acid Rain and remedial process. within the moment part, those and the Environment'. sub-groups have introduced their sections updated The Watt Committee's curiosity in Acid Rain and a 5th sub-group was once appointed to review arises from the truth that, between its factors, the constructions and non-living materials.
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Extra resources for Air Pollution, Acid Rain and the Environment: Report Number 18
WELLS, D. E. (1985). Causes and effects of surface water acidification in Scotland. J. Water Pollut. Control, 84, 3-10. , MORRISON, B. R. , CAINES, L. , COLLEN, P. & WATT, A. W. (1987). Long-term changes in fish populations of acid streams and lochs in Galloway, South-west Scotland. , 32, 89-112. HOWELLS, G. D. & BROWN, D. J. A. (1986). Loch Fleet: techniques for acidity mitigation. , 30,817-26. JONES, V. , STEVENSON, A. C. & BATTARBEE, R. W. (1986). Lake acidification and the land-use hypothesis: a mid-post-glacial analogue.
C. & FRINK, C. R. (1983). Acid rain on acid soil: a new perspective. Science, N. , 221, 520-5. MAITLAND, P. , LYLE, A. A. & CAMPBELL, R. N. 8. (1987). The status of fish populations in waters vulnerable to acid deposition in Scotland. Institute of Terrestrial Ecology, Grange-over-Sands. North-West Water (1986). Final report to European Commission Contract no. 867 UK(H). North-West Water Authority, Warrington. ORMEROD, S. J. & EDWARDS, R. W. (1985). Stream acidity in some areas of Wales in relation to historical trends in afforestation and the usage of agricultural limestone.
Un shaded areas are those where surface waters have little or no susceptibility to acidification. The classification is mainly based on bedrock geology. , (1983) using data from EMEP and from Donald & Stoner (in press). Values for the annual mean pH of precipitation vary from year to year. In 1986, for example, values in Scotland were up to O' 2 pH units higher than shown here. The main acidified areas are those on sensitive geology within the pH 4·5 contour but local variations in geology, soils, land-use and altitude limit the accuracy of this generalisation.
Air Pollution, Acid Rain and the Environment: Report Number 18 by Barry Smith (auth.), Kenneth Mellanby CBE, ScD (Cantab.), FIBiol (eds.)