Eruption grounds planes in Alaska

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Mt. Redoubt erupted four times on March 22, producing significant ash plumes that have disrupted air travel in and out of Alaska. The eruptions released fine, abrasive ash, leading to grounded flights and heightened volcanic activity concerns in the region. The situation has garnered attention due to its impact on transportation and potential hazards associated with volcanic ash.
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Mt Redoubt erupted 4 times last night (March 22) , resulting in plumes of fine, abrasive ash that has grounded flights in and out of Alaska.

http://news.yahoo.com/s/ap/20090323/ap_on_re_us/alaska_volcano;_ylt=AjL.zppeEqkQrym8TOOcdgys0NUE;_ylu=X3oDMTI5dGtnY2ZjBGFzc2V0A2FwLzIwMDkwMzIzL2FsYXNrYV92b2xjYW5vBHBvcwMxMQRzZWMDeW5fdG9wX3N0b3J5BHNsawNhbGFza2F2b2xjYW4-
 
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