Tag Archives: hazard

Predicting Landslides

This post continues on The Trouble With Landslides by investigating in more detail why predicting how landslides will behave is challenging. Small landslides are fairly easy to predict: rockfalls essentially follow trajectories that can be predicted with relatively straightforward physics, … Continue reading

Posted in Geoscience | Tagged , , , , , , , , | Leave a comment

The Trouble with Landslides

Landslides are among the least sexy disasters. Mud and rocks are less photogenic than lava, a single event usually impacts fewer people than an earthquake, hurricane, or tsunami, and anyone who lives in big, flat places will probably never encounter … Continue reading

Posted in Geoscience | Tagged , , , , , , , , , , , , , , , , , , | Leave a comment

geoNatHaz field book

geoNatHaz is an international field school with trips to observe natural hazards in Italy and Canada. The purpose is to increase competency in dealing with natural hazards and to increase international understanding of the hazards. After attending the 2010 Canadian … Continue reading

Posted in Geoscience | Tagged , , , , , , | Leave a comment

Natural Hazards in southern British Columbia

The interaction of strong north-south geomorphic obstructions and a low population density dominate the risk assessment for British Columbia. The north-south mountain ranges and valleys place severe limitations on where transportation and other infrastructure may be built. The limited economic … Continue reading

Posted in Geoscience | Tagged , , , , , , , , , , , , , , | Leave a comment

Paleodunes at Barwon Heads

The bluffs of Barwon Heads are aeolian calcarnite — solidified sand dunes. As rain fell on the sand dunes, the top surface is cemented as calcrete. More dunes formed on top, and more, and more, with layers of hardened calcrete … Continue reading

More Galleries | Leave a comment

The Beach of Wonthaggi

Coastlines are landscapes of constant change. Near Wonthaggi, Australia, the shore is stabilized by extensive rock platforms and high rock-cored sand dunes. Small erosion patterns etch into the sand as the ebbing tide drains off the beach, and a river … Continue reading

More Galleries | Leave a comment

Disaster Reduction Day

The second Wednesday in October (today) is designated by the UN as Disaster Reduction Day. In my eternal fascination with all things that go squish in the darkness, I have some suggested activities: 1. Play a round of Stop Disasters! … Continue reading

Posted in Geoscience | Tagged , , , , , , , , | Leave a comment