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November 1, 2024

Drought Expands Across the U.S.

Dry conditions parched all but two states in October 2024 and worsened as the month progressed.

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October 9, 2024

Mapping Groundwater-Dependent Ecosystems

Many diverse ecosystems rely on groundwater for a stable water supply. Species can rely directly or indirectly on groundwater for some or all their water requirements, depending on a multitude of factors.

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August 22, 2024

Dry in the Rio Grande Basin

Amid drought in southern Texas and northern Mexico, Amistad Reservoir has hit record-low levels.

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August 12, 2024

Funding Available to Support Drought Assessment in a Changing Climate

NOAA's National Integrated Drought Information System is investing up to $4M to support drought assessment in a changing climate.

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June 20, 2024

Potential Relief for the Colorado River’s Near Future

Precipitation could boost the iconic river’s flow in the next couple of decades despite the deleterious effects of warming temperatures due to climate change.

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April 2, 2024

Average is Awesome: California Happy With Latest Snowpack Survey

After years of swinging extremes, state snowpack is at rare average of 110%, setting up good water savings account for year ahead.

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April 1, 2024

Improving Seasonal Water Predictions Using a Machine-Learning River Forecast System

A WWAO collaboration has published a new paper on how to use next-generation satellite snow data to improve seasonal water supply forecasts using machine learning.

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March 28, 2024

California Mountains Face Weather Whiplash

Last month’s massive snowstorm in the Sierra Nevada followed a dry start to winter. Such extremes in precipitation may become the norm.

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March 25, 2024

Field-Scale Crop Water Consumption Points to Potential Water Savings in Agriculture

Using remote-sensing data and machine learning, a team from NASA and beyond finds that switching to lower-intensity crops can reduce water consumption in California’s Central Valley by 93%, but this requires adopting uncommon crop types.

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March 22, 2024

Snowstorm Coats the Rockies

A potent storm pushed snowpack levels above normal across Colorado.