Material in this section originates from the following category in our Subject Index:

Greening of the Earth (Africa)

Material preceded by an asterisk (*) was posted after this subject summary was written and therefore is not included in the summary.  This material will be integrated into the summary at a later date.

Summary

* -- Refining the "Greening of the Sahel"

The Greening of the Sahel

The Inexorable Greening of Earth's Arid Lands

It's Happened Before ... It Can Happen Again