This article reviews recent literature on drought of the last millennium, followed by an update
on global aridity changes from 1950 to 2008. Projected future aridity is presented based on …

Sahel rainfall is dynamically linked to the global Hadley cell and to the regional monsoon
circulation. It is therefore susceptible to forcings from remote oceans and regional land alike …

This study analyzes areal changes and regional climate variations in global semi-arid
regions over 61 years (1948–2008) and investigates the dynamics of global semi-arid …

Historical records of precipitation, streamflow and drought indices all show increased aridity
since 1950 over many land areas,. Analyses of model-simulated soil moisture,, drought …

The increasing global demand for farmland products is placing unprecedented pressure on
the global agricultural system and its water resources. Many regions of the world, that are …

The West African Sahel is well known for the severe droughts that ravaged the region in the
1970s and 1980s. Meteorological research on the region has flourished during the last …

A Global Dataset of Palmer Drought Severity Index for 1870–2002: Relationship with Soil
Moisture and Effects of Surface Warming in: Journal of Hydrometeorology Volume 5 Issue 6 …

In West Africa, agriculture, mainly rainfed, is a major economic sector and the one most
vulnerable to climate change. A meta-database of future crop yields, built up from 16 recent …

摘要21 世纪初有研究提出西北气候暖湿化, 但由于当时变湿时段短, 变幅小,
对此观点有不少存疑, 并且对暖湿化的趋势发展, 持续时间及影响程度等问题缺乏明确结论 …

Past global efforts at dealing with the problem of global warming concentrated on mitigation,
with the aim of reducing and possibly stabilizing greenhouse gas (GHG) concentrations in …