Desertification problems in the Yangtze
β
P. Yan; G. R. Dong; Z. Z. Su; D. S. Zhang
π
Article
π
2004
π
John Wiley and Sons
π
English
β 224 KB
## Abstract Desertification in the source area of Yangtze River is discussed in the paper. Under the conditions of the cold climate and permafrost, the freezeβthaw processes have significant effects on the different kinds of desertification. The classification, distribution, development, formation