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Drought

Dead tree and sand in Death Valley, Calif.
Posted inNews

Winter Drought Relief Unlikely in Western U.S.

by Kimberly M. S. Cartier 16 October 202014 February 2022

This year is still on track to be one of the hottest years on record around the globe.

World map with dots showing the center locations of landfalling droughts that occurred between 1979 and 2018
Posted inEditors' Highlights

The Ocean-Land Connection of Droughts

by Marc F. P. Bierkens 12 October 20209 October 2020

Around 16 percent of large-scale droughts over land originate above the ocean and these types of droughts are more extensive and severe than droughts that originate over land.

Two men and two women stand near a hand-pumped borehole in Manicaland, Zimbabwe.
Posted inNews

Groundwater Crisis in Zimbabwe Brought On by Droughts

by Andrew Mambondiyani 2 September 2020

Zimbabwe’s groundwater is disappearing fast, leaving rural communities without water for household and agricultural use.

A close up image of a snowflake
Posted inNews

New Tool Quantifies and Predicts Snow Droughts

by David Shultz 31 August 202019 October 2021

A new metric for calculating snow water equivalence relies on three methodologies: modeling, satellite imagery, and direct observation.

Trail in a dry forest on Saint Lucia
Posted inNews

Worsening Water Crisis in the Eastern Caribbean

by S. Peter 22 July 202010 November 2021

Scientists, policy makers, and residents are concerned that ongoing water shortages and longer periods of drought may worsen as the climate changes and that the Paris Agreement has fallen short.

Motor homes stand amid floodwater
Posted inResearch Spotlights

More Warming Means Worse Impacts from Runoff and Drought

by David Shultz 15 July 202029 September 2021

New research highlights differences in drought and flood hazards globally under 1.5°C versus 2°C temperature increases and estimates associated human and economic effects.

Graph showing range of water levels in the Great Lakes and the potential benefit from risk management strategies including insurance and dredging
Posted inEditors' Highlights

New Analysis Helps Manage Risks to Shipping in the Great Lakes

by Jim Hall 11 May 20208 May 2020

Modeling of mysteriously fluctuating water levels in the Great Lakes has helped to optimize the prices of shipping insurance contracts along with investments in dredging navigation channels.

Ears of corn wither on parched stalks
Posted inNews

Predicting Fast Moving Flash Droughts

by Mary Caperton Morton 26 March 202018 February 2022

A cross-disciplinary consortium of scientists works to monitor droughts that develop in as little as 2 weeks—whose frequencies are predicted to increase with climate change.

An aerial view of a burning pasture in Brazil
Posted inAGU News

Finding Wildfire’s Fingerprint in the Atmosphere

by Heather Goss 27 January 202022 November 2021

Smoke from burning landscapes is increasingly filling the air. Eos has dedicated its February 2020 issue to the increasingly important study of wildfire emissions.

Carved Assyrian tablet with winged figures kneeling before a tree and cuneiform script beneath
Posted inNews

Megadrought Helped Topple the Assyrian Empire

by Mary Caperton Morton 15 January 2020

Paleoclimate records shed light on the ancient civilization’s meteoric rise and catastrophic collapse.

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