Monthly Archives: January 2011

Flooding around the world

Posted on January 31, 2011 by Anne Jefferson

Based on information from The Flood Observatory and other news sources, here are some tidbits about on-going and recent flood events around the world. Every one of these floods is having significant local and regional impacts, even if they don’t … Continue reading →

Categories: by Anne, geohazards, geomorphology, hydrology

Stuff we linked to on Twitter last week

Posted on January 30, 2011 by Chris Rowan

Blogs in motion The Scienceseeker Geosciences category is now nicely populated with many more geoblogs, but it turns out the list I submitted is already out of date, as a couple more blogs have already popped into existence: Extremo-files, from … Continue reading →

Categories: links

New at Erratics: Bubbling up

Posted on January 28, 2011 by Chris Rowan

Your friendly Highly Allochthonous bloggers have already treated you to unconformicakes and edible debris flows today; now, if you head over to Earth Science Erratics, new contributors Kathy Cashman and Alison Rust present a fascinating discussion of the role of … Continue reading →

Categories: links, volcanoes

Edible debris flow

Posted on January 28, 2011 by Anne Jefferson

Steep hillslopes with loose sediment are at risk from debris flows triggered by heavy rain or rapid snowmelt. As water is added to the hillslope, surface runoff or positive pore water pressure catastrophically destabilizes a portion of the slope. I decided to undertake my own research and investigate the possibilities for an edible analog for debris flows. Continue reading →

Categories: by Anne, geohazards, geomorphology