Book review: World Atlas of Desertification, 2nd edn., edited by N. J. Middleton and D. S. G. Thomas. Arnold, London for United Nations Environment Programme, 1997. ISBN 0‐34069166‐2, £145·00 (hardback), x+182 pp.

Book review: World Atlas of Desertification, 2nd edn., edited by N. J. Middleton and D. S. G.... CCC 1085±3278/99/020177±05$17.50 Copyright # 1999 John Wiley & Sons, Ltd. baseline for derived maps of climatic data, despite signi®cant changes since in the extent and nature of the database. Elsewhere, however, the material is commendably up to date. Section 2 focuses speci®cally on Africa, and here many of the regional maps have better de®nition than the ®rst edition, re¯ecting a scale increase from 1 : 90 m to 1 : 81 m. The general structure is similar to that of Section 1, with successive maps (with explanation) derived from GLASOD databases of soil degradation severity, water erosion, wind erosion, soil chemical deterioration, soil physical deterioration, and causes of soil degradation and vegetation. The textual explanation is good, and the limitations of the various maps are properly presented. A new Section 3 incorporates a number of methodological developments in the Assessment of the Status of Human-induced Soil Degradation in South and Southeast Asia (ASSOD). In this survey, greater emphasis is placed on generating country-scale assessments and on the impact of deserti®cation on agricultural productivity. The entire ASSOD database has been accessed and summarized. The resulting continental-scale maps do not do justice to the country-scale approach, though some useful textual http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Land Degradation and Development Wiley

Book review: World Atlas of Desertification, 2nd edn., edited by N. J. Middleton and D. S. G. Thomas. Arnold, London for United Nations Environment Programme, 1997. ISBN 0‐34069166‐2, £145·00 (hardback), x+182 pp.

Land Degradation and Development, Volume 10 (2) – Mar 1, 1999

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Publisher
Wiley
Copyright
Copyright © 1999 John Wiley & Sons, Ltd.
ISSN
1085-3278
eISSN
1099-145X
D.O.I.
10.1002/(SICI)1099-145X(199903/04)10:2<177::AID-LDR310>3.0.CO;2-I
Publisher site
See Article on Publisher Site

Abstract

CCC 1085±3278/99/020177±05$17.50 Copyright # 1999 John Wiley & Sons, Ltd. baseline for derived maps of climatic data, despite signi®cant changes since in the extent and nature of the database. Elsewhere, however, the material is commendably up to date. Section 2 focuses speci®cally on Africa, and here many of the regional maps have better de®nition than the ®rst edition, re¯ecting a scale increase from 1 : 90 m to 1 : 81 m. The general structure is similar to that of Section 1, with successive maps (with explanation) derived from GLASOD databases of soil degradation severity, water erosion, wind erosion, soil chemical deterioration, soil physical deterioration, and causes of soil degradation and vegetation. The textual explanation is good, and the limitations of the various maps are properly presented. A new Section 3 incorporates a number of methodological developments in the Assessment of the Status of Human-induced Soil Degradation in South and Southeast Asia (ASSOD). In this survey, greater emphasis is placed on generating country-scale assessments and on the impact of deserti®cation on agricultural productivity. The entire ASSOD database has been accessed and summarized. The resulting continental-scale maps do not do justice to the country-scale approach, though some useful textual

Journal

Land Degradation and DevelopmentWiley

Published: Mar 1, 1999

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