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Monitoring Kīlauea With Ocean Noise

Ocean swells are constantly occurring across the Earth’s oceans. These swells interact with the ocean crust below, creating continuous ocean noise that travels all over the Earth, including through our active volcanoes here in Hawaii. Because ocean noise signals are always being generated, scientists can use these seismic sources to identify small changes occurring in the Earth’s crust over time.

Fort Vancouver National Historic Site: A Destination Along The Way To Your Destination

If you find yourself on the west side of Washington state, heading up the I-5 Corridor toward your intended destination of one of Washington’s three national parks, you should consider stopping for a day, or even just a half day, at Fort Vancouver National Historic Site to soak in a little history and a look back into Washington’s fur trading and aviation pasts.