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

Deserts (Expanding or Shrinking?)

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

* -- More on the Greening of the Sahel

* -- Desertification in China: 1982-1999

* -- Elevated CO2 Pumps Up Water Use Efficiency of Mesquite Seedlings

* -- The Reservoir of Nitrogen Hidden Beneath Earth's Deserts

The Inexorable Greening of Earth's Arid Lands

Effects of Atmospheric CO2 Enrichment on the Growth and Water Use Efficiencies of Sour Orange and Other Trees

The Future of Earth's Vegetation: What Will the Landscape Look Like in a High-CO2 World?  A Case Study of the Mediterranean Region

Where Did the Plants and Animals of the Verdant Mid-Holocene Sahara Go?

African Rainfall

Late Holocene Climate in South Africa

Effects of Elevated CO2 on Model Grasslands of the Semi-arid Negev of Israel

Water-Use Efficiency of North American Trees Over the Past Two Centuries

Increased Rain-Use Efficiencies Indicate No Extensive Sahelian Desertification

No Evidence of Wide Spread Desertification in the West African Sahel