A study co-authored by Michael Puma found food security risks for the entire globe hiding in the water use practices of major food producing nations.
A new study says that human-induced climate change has doubled the area affected by forest fires in the U.S. West over the last 30 years.
As the Southwestern U.S. grows hotter, the risk of long-lasting megadroughts rises, passing 90% this century if greenhouse gas emissions continue at their current pace.
Scientist Park Williams, recipient of a Climate and Life Fellowship, is examining the influence of climate change on droughts and wildfires.
Scientists have identified 32 water basins where loss of snowpack as temperatures warm is putting the water supplies of large populations at risk.
Using tree rings, a new drought atlas maps the reach and severity of dry and wet periods across Europe and the Mediterranean over the past 2,000 years.
A new study finds that the Horn of Africa is drying at a rate that is both unusual in the context of the past 2,000 years and in step with human-influenced warming.
Ancient pollen is providing new insights into historic droughts in Southern California, including how a series of mega-droughts that changed the ecological landscape.
To understand the impact on the Amazon as global warming produces more intense and frequent droughts, we need to understand its water and carbon cycles.
A new study finds that global warming has measurably worsened the ongoing California drought and holds warnings for the future.
A new study of tree rings from Mongolia dating back more than 1,000 years confirms that recent warming in central Asia has no parallel in any known record.
During the second half of the 21st century, the U.S. Southwest and Great Plains will face drought worse than anything seen in times ancient or modern, a new study says.