By synthesizing recent studies employing a wide range of approaches (modern
observations, paleo reconstructions, and climate model simulations), this paper provides a …

Drylands are home to more than 38% of the world's population and are one of the most
sensitive areas to climate change and human activities. This review describes recent …

The emergence of flash drought has attracted widespread attention due to its rapid onset.
However, little is known about the recent evolution of flash droughts in terms of the speed of …

Many studies have shown that greenhouse gas (GHG)-induced global warming may lead to
increased surface aridity and more droughts in the twenty-first century due to decreased …

Drought prediction is of critical importance to early warning for drought managements. This
review provides a synthesis of drought prediction based on statistical, dynamical, and hybrid …

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 …

This chapter assesses the causes of observed changes assessed in Chapters 2 to 5 and
uses understanding of physical processes, climate models and statistical approaches. The …

An extreme (weather or climate) event is generally defined as the occurrence of a value of a
weather or climate variable above (or below) a threshold value near the upper (or lower) …

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 …

In recent years droughts have been occurring frequently, and their impacts are being
aggravated by the rise in water demand and the variability in hydro-meteorological variables …