Vanishing land and water

Arable land in the Sahelian region of Africa is vanishing due to erosion and a decrease in available water. This book explains why, and also shows how this problem is being overcome through detailed descriptions and diagrams.

שנה

1988

שפה

English

הוצאה

Macmillan Education Ltd

מהדורות

1

עמודים

128

ISBN

9780333445976

מקור הנתונים: Wikidata