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The folks up in Alaska have a lot to watch these days in the Aleutians, with three volcanoes erupting right now. Just a quick update on the current activity:
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- Kasatochi: The eruption that started Thursday and produced 45,000 foot ash columns has quieted by Saturday, but there are still moderate (M=5) earthquakes being recorded near the island (above, before eruption).
- Okmok: Ash from the month-long eruption is falling on islands near the caldera.
- Cleveland: Activity at Cleveland has quieted to the point that no ash column was spotted on Saturday.
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Monthly Issue
April 2026
The Energy Transition
In this monthly issue, we examine how our understanding of energy — and how we source and use it — is evolving.
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