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floods

Figure 1 from the paper, showing the depiction of a multiple-reservoir system and the system that is used in the computation of the index.
Posted inEditors' Highlights

A New Index to Assess Multiple-Reservoir Effects on Peak Floods

by Georgia Destouni 11 April 20225 April 2022

A simple, yet quantitative, index is demonstrated to quantify reductions in the peak flood resulting from multiple reservoirs, arranged in series along the same river reach.

Imagen aérea de un vecindario en Texas inundado. Se observan sólo los techos de las casas y las copas de los árboles.
Posted inNews

Cuando los ríos están contaminados, las inundaciones son solamente el primer problema

by J. Besl 24 March 202224 March 2022

A medida que las inundaciones aumentan en frecuencia e intensidad, los productos químicos enterrados en los sedimentos de los ríos se convierten en “bombas de tiempo” que esperan activarse.

Four Black people sit in a small motorized boat as it moves up a flooded street toward prefabricated and mobile homes. The boat is near the bottom right of the image and is pointed toward center-left. All four people face away from the viewer. The sky is blue but mostly clouded over.
Posted inNews

Black Neighborhoods Will Bear Future Flood Burden

by Kimberly M. S. Cartier 4 March 20224 March 2022

Climate change, shifting populations, and infrastructure development in risky areas compound future flood loss risk.

Ancient ruins
Posted inNews

African World Heritage Sites Jeopardized by Rising Seas

by Jenessa Duncombe 24 February 202229 April 2022

Worsening flooding and erosion threaten places of “outstanding universal value” along the continent’s coastlines.

Photo of gray dirt hill covered with burnt trees.
Posted inNews

Forest Fires Could Boost Western U.S. Water Supplies

by Jennifer Schmidt 21 February 202222 February 2022

Streamflow in the West has been below average since the early 2000s, but a new analysis shows that streams aren’t as dry as expected.

Increased rainfall and floods threaten the urban landscape of Abidjan, Ivory Coast.
Posted inNews

Deforestation Is Flooding West African Coasts

by Humberto Basilio 7 February 202229 April 2022

The lack of trees is contributing to increased rainfall along the coast of southwest Africa, where communities are already vulnerable to flash flooding.

Dry Falls located at the head of Grand Coulee
Posted inResearch Spotlights

Western U.S. “Megafloods” Might Not Have Been So Mega

by Rebecca Dzombak 3 February 20223 February 2022

The flooding that carved eastern Washington State 20,000 to 12,000 years ago could have been 80% smaller than the canyons’ volume today.

An atmospheric river drenches California with heavy rain in 2019.
Posted inNews

Atmospheric Rivers Spur High-Tide Floods on U.S. West Coast

by Guananí Gómez-Van Cortright 17 December 202117 December 2021

Researchers analyzed 36 years of data to understand how atmospheric rivers and other factors drive chronic coastal flooding.

A map of flooding in southeastern Texas during Hurricane Harvey, with flooded areas shown in red.
Posted inNews

Remote Sensing Could Predict Well Water Quality After Floods

by Jackie Rocheleau 16 December 202116 December 2021

After a flood, most people rely on officials to test public water sources. Private well owners are on their own, with little data to guide testing and treatment. New research seeks to change that.

Aerial or satellite image of ancient riverbeds.
Posted inNews

The “Green Sahara” Left Behind Fossil Rivers

by Munyaradzi Makoni 10 December 202121 March 2022

Reconstruction reveals how people living along the banks of the Nile may have relocated as climate changed and flooding increased during the African Humid Period.

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