Reasons for concern, soil degradation, gravity and compaction, rain, wind, and remedies for saving cropland are just a few of the many topics explored in this all encompassing site.

Reasons for concern, soil degradation, gravity and compaction, rain, wind, and remedies for saving cropland are just a few of the many topics explored in this all encompassing site.

A wonderfully detailed introduction to the topic of wind erosion and landforms. Contains many illustrations and maps which show the concepts that are presented in the text.

" North China includes the densely populated and intensively cultivated North China Plain, the loess-covered uplands of Shansi, northern Shensi, and eastern Kansu, and the sparsely populated, semiarid steppes of Inner Mongolia....

Human habitation of this elongated sand dune peninsula, 98 km long and 0.4-4 km wide, dates back to prehistoric times. Throughout this period it has been threatened by the natural forces of wind and waves. Its survival to the present day...