TAG: volcano

USGS map locates lava flows before an eruption

December 1, 2017By
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New U.S. Geological Survey (USGS) maps show areas that could be affected by Mauna Loa lava flows — information critical for response planning. Each zone identifies a segment of the volcano that could erupt lava and send flows downslope. The volcano has erupted 33 times since 1843. Typically, eruptions began in the summit caldera, with a curtain of fire (a... read more

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USGS Seeks Citizen Input in Crowdsourcing Effort

July 10, 2013By
Ascending eruption cloud from Redoubt Volcano as viewed to the west from the Kenai Peninsula. Photo Credit: R.J. Clucas, USGS.

“Experience an earthquake? See a landslide? Are your flowers blooming earlier? New building in your neighborhood? Tell us about it!” That’s the message issued today by the U.S. Geological Survey. “In an ever-changing environment, it would be ideal if the U.S Geological Survey had a presence in every corner of the nation. While we may not be able to cover... read more

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