A new IPCC report lays out the ways that climate change-related extreme events are raising the risks of disasters worldwide.
If reservoir levels don't rise in the coming months, water managers will be forced to withhold water from agricultural users, which will mean severe cuts to Texas rice production this year.
2011 was the 11th warmest year on record globally, and the warmest La Nina year ever observed.
A new study on El NiÃƒÂ±o and La Niña doesn't bode well - and you don't have to know what those terms mean to understand why.
In the short run, there is good news about Colorado River Basin water supplies, but climate change and increasing water demand point to long-term problems.
Fueled by drought conditions, the 2011 wildfire season is off to an explosive start. Is this a preview of what's to come with global warming?
A new study finds unusually large losses of springtime snow cover in the West in recent years, raising concerns about water supplies.
Archaeologists are contributing new insights into records of past climate change, showing just how resilient early human populations were.