Crossing certain aridity thresholds in global drylands can lead to abrupt decays of ecosystem attributes such as plant productivity, potentially causing land degradation and desertification. It is ...

A new Columbia Engineering study indicates that the world will experience more frequent and more extreme drought and aridity than currently experienced in the coming century, exacerbated by both ...

Global drylands are experiencing faster-than-average warming and are also among the most vulnerable regions to climate change. Meteorological metrics all point to an emerging trend of increased ...

A new study provides evidence that extreme aridity in the hyperarid core of the Atacama Desert began approximately 45 million years ago, thus significantly earlier than previously assumed. The ...

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Riyadh, Saudi Arabia, 9 December – Even as dramatic water-related disasters such as floods and storms intensified in some parts of the world, more than three-quarters of Earth’s land became ...

Many small island nations will increasingly lose access to fresh water over the course of the century — but their size means they have been overlooked in global climate models until now. A new study ...

In a simulation study, researchers showed that limiting global warming to 1.5°C rather than 2°C will mitigate aridification in some regions of the world including the Mediterranean, western Europe, ...