On Tue, Mar 10, 2009 at 4:22 PM, Horace Heffner <[email protected]>wrote:
> > On Mar 10, 2009, at 5:59 AM, Jed Rothwell wrote: > > A Meteorological Agency video camera captured dramatic images of a volcano >> erupting a few hours ago in Japan, at 6 am local time. The video is here at >> the Asahi newspaper website (text in Japanese): >> >> http://www.asahi.com/video/news/TKY200903100244.html >> >> The location is at Sakurajima, Kagoshima pref. in south Kyuushu. >> >> A Met. Agency official is quoted in paragraph 1: "There have been no >> volcano related earthquakes, tremors or other indications that a large scale >> eruption is likely, so we do not think that citizens need to evacuate at >> this time." >> >> The latest eruption is 2.5 km from the nearest settlement, where 15 people >> live. >> >> - Jed >> > > The latest volcano to threaten my location is 9,000 ft high Mt. Redoubt, > even though I live about 200 miles away: > > http://www.skimountaineer.com/ROF/NorAm/Redoubt/RedoubtPlume.jpg > > As you can see, the volcanoes here are more about ash plumes than lava. The > last eruption dumped ash over a 20,000 km^2 area. See: > > http://en.wikipedia.org/wiki/Mount_Redoubt_(Alaska) > > Best regards, > > Horace Heffner > http://www.mtaonline.net/~hheffner/ > Why do you think it erupts? David
