Start Date: End Date: Published Date Data Date
Whirling Dust and Ancient Floods
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Published July 22, 2025
Now a flat and dusty desert playa, Oregon’s Alvord Desert once held an expansive lake that was the source of catastrophic outburst flooding.
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Arizona’s Declining Groundwater
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Published July 21, 2025
Decades of satellite observations show that the aquifers in the southern part of the state are ailing.
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Wildfire Smoke Billows Over Northern California
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Published July 16, 2025
Amid scorching heat and low humidity, the Green and Butler fires have burned tens of thousands of acres and choked nearby communities with smoke.
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