Eruption grounds planes in Alaska

[turbo]

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-

 

[Andre]

Mt Reduobt also had our attention here: https://www.physicsforums.com/showthread.php?t=288542