Ecological Bulletins. Can desert encroachment be stopped? : a study with emphasis on Africa / Rapp, A.

Public ISBD Titre de série : Ecological Bulletins Titre : Can desert encroachment be stopped? : a study with emphasis on Africa Type de document : texte imprimé Auteurs : Rapp, A. ; Le Houérou, H. N. ; Lundholm, B. Mention d'édition : Swedish Natural Science Research Council Editeur : Swedish Natural Science Research Council Année de publication : 1976 ISBN/ISSN/EAN : 978-91-546-0212-4 Note générale : This report is the result of a joint effort by the secretariat for International ecology, sweden and associated authors. The views and opinions expressed in the different chapters are those of the individual authors. This report has attemped to use am integrated transdisciplinary approach in oder ti bridge the gap betwen the socioeconomic and ecological aspects ... The chapters in the present report take up special problems for analysis and discusion, but do not claim to contain complete documentation for each topic. The emphasis is on recent literature, including the experience of the sahelian drought in 1968 - 1973. Langues : Anglais (eng) Mots-clés : Désert  Animal domestique  Utilisation du sol  Zone aride  Elevage pastoral  Hydrologie  Ecosystème aride Index. décimale : 363.7 Environnement : classer ici la protection de l'environnement Résumé : This report is the result of a joint effort by the secretariat for International ecology, sweden and associated authors. The views and opinions expressed in the different chapters are those of the individual authors. This report has attemped to use am integrated transdisciplinary approach in oder ti bridge the gap betwen the socioeconomic and ecological aspects ... The chapters in the present report take up special problems for analysis and discusion, but do not claim to contain complete documentation for each topic. The emphasis is on recent literature, including the experience of the sahelian drought in 1968 - 1973. Note de contenu : This report is the result of a joint effort by the secretariat for International ecology, sweden and associated authors. The views and opinions expressed in the different chapters are those of the individual authors. This report has attemped to use am integrated transdisciplinary approach in oder ti bridge the gap betwen the socioeconomic and ecological aspects ... The chapters in the present report take up special problems for analysis and discusion, but do not claim to contain complete documentation for each topic. The emphasis is on recent literature, including the experience of the sahelian drought in 1968 - 1973. Ecological Bulletins. Can desert encroachment be stopped? : a study with emphasis on Africa [texte imprimé] / Rapp, A. ; Le Houérou, H. N. ; Lundholm, B.  . -  Swedish Natural Science Research Council . - Swedish Natural Science Research Council, 1976. ISBN : 978-91-546-0212-4 This report is the result of a joint effort by the secretariat for International ecology, sweden and associated authors. The views and opinions expressed in the different chapters are those of the individual authors. This report has attemped to use am integrated transdisciplinary approach in oder ti bridge the gap betwen the socioeconomic and ecological aspects ... The chapters in the present report take up special problems for analysis and discusion, but do not claim to contain complete documentation for each topic. The emphasis is on recent literature, including the experience of the sahelian drought in 1968 - 1973. Langues : Anglais (eng) Mots-clés : Désert  Animal domestique  Utilisation du sol  Zone aride  Elevage pastoral  Hydrologie  Ecosystème aride Index. décimale : 363.7 Environnement : classer ici la protection de l'environnement Résumé : This report is the result of a joint effort by the secretariat for International ecology, sweden and associated authors. The views and opinions expressed in the different chapters are those of the individual authors. This report has attemped to use am integrated transdisciplinary approach in oder ti bridge the gap betwen the socioeconomic and ecological aspects ... The chapters in the present report take up special problems for analysis and discusion, but do not claim to contain complete documentation for each topic. The emphasis is on recent literature, including the experience of the sahelian drought in 1968 - 1973. Note de contenu : This report is the result of a joint effort by the secretariat for International ecology, sweden and associated authors. The views and opinions expressed in the different chapters are those of the individual authors. This report has attemped to use am integrated transdisciplinary approach in oder ti bridge the gap betwen the socioeconomic and ecological aspects ... The chapters in the present report take up special problems for analysis and discusion, but do not claim to contain complete documentation for each topic. The emphasis is on recent literature, including the experience of the sahelian drought in 1968 - 1973.

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A review of desertization in Africa: water, vegetation and man / Rapp, A.

Public ISBD Titre : A review of desertization in Africa: water, vegetation and man Type de document : texte imprimé Auteurs : Rapp, A. Mention d'édition : Secretariat for International Ecology Editeur : Secretariat for international Ecology Année de publication : 1974 ISBN/ISSN/EAN : CI-04024 Note générale : This review on desertification in Africa north and south of the sahara is based on available literature, reports by and interview with experts, and visits at field project in Africa arid countries. The causes of actual desertification, particularly in Tunisia and actual desertification is mainly man-made and a result for overgrazing, overcultivation, wood cutting, and buring. Langues : Anglais (eng) Mots-clés : Désertification  Végétation  Hydrologie  Zone aride  Ecologie  Evaluation  Résistance à la sécheresse  Climatologie  Erosion  Politique de l'environnement  Zone semi-aride Index. décimale : 577 Ecologie Résumé : This review on desertification in Africa north and south of the sahara is based on available literature, reports by and interview with experts, and visits at field project in Africa arid countries. The causes of actual desertification, particularly in Tunisia and actual desertification is mainly man-made and a result for overgrazing, overcultivation, wood cutting, and buring. Note de contenu : This review on desertification in Africa north and south of the sahara is based on available literature, reports by and interview with experts, and visits at field project in Africa arid countries. The causes of actual desertification, particularly in Tunisia and actual desertification is mainly man-made and a result for overgrazing, overcultivation, wood cutting, and buring. A review of desertization in Africa: water, vegetation and man [texte imprimé] / Rapp, A.  . -  Secretariat for International Ecology . - Secretariat for international Ecology, 1974. ISSN : CI-04024 This review on desertification in Africa north and south of the sahara is based on available literature, reports by and interview with experts, and visits at field project in Africa arid countries. The causes of actual desertification, particularly in Tunisia and actual desertification is mainly man-made and a result for overgrazing, overcultivation, wood cutting, and buring. Langues : Anglais (eng) Mots-clés : Désertification  Végétation  Hydrologie  Zone aride  Ecologie  Evaluation  Résistance à la sécheresse  Climatologie  Erosion  Politique de l'environnement  Zone semi-aride Index. décimale : 577 Ecologie Résumé : This review on desertification in Africa north and south of the sahara is based on available literature, reports by and interview with experts, and visits at field project in Africa arid countries. The causes of actual desertification, particularly in Tunisia and actual desertification is mainly man-made and a result for overgrazing, overcultivation, wood cutting, and buring. Note de contenu : This review on desertification in Africa north and south of the sahara is based on available literature, reports by and interview with experts, and visits at field project in Africa arid countries. The causes of actual desertification, particularly in Tunisia and actual desertification is mainly man-made and a result for overgrazing, overcultivation, wood cutting, and buring.

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