Summary: <p><span>In September, over 50 people died?</span><span>during?</span><span>a volcanic eruption in Japan. Iceland continues to experience its largest?</span><span>continuous volcanic eruption in centuries.?On this week's Please Explain, we are talking about volcanoes: how are they formed, how dangerous are they, and?how scientists monitor them. We will be joined by?<a rel="nofollow" class="guestlink">Mika McKinnon</a>, a geophysicist and journalist with the science publication i09, and?<a rel="nofollow" class="guestlink">David Schneider</a> a USGS Research Geophysicist at the?Alaska Volcano Observatory.</span></p><p>?</p><h3 id="watch-headline-title" class="yt"><span>Central Japan volcano Mt. Ontake erupts</span></h3><p><span><div class="user-embedded-video"><div id="videoplayer_idm21647280965649c7-6b04-435e-8d9b-d7dd87d6308b"></div></div> ?</span></p><h3> <span>Firsthand Account of the?</span>Ontake Eruption</h3><p></p><div class="user-embedded-video"><div id="videoplayer_idm2279814457b841c6-f538-4357-a85f-b05bdd7b169c"></div></div> ?
