Monthly Archives: August 2010

Friday(ish) Focal Mechanisms: Samoa’s hidden rupture

How what we thought was one great earthquake turned out to be two, or possibly even three, at the same time. Continue reading

Categories: earthquakes, focal mechanisms

Snowball Earth no problem for sponges

Evidence from numerous sources seems to be converging to suggest that sponges – the first animals – emerged much earlier than the beginning of the Cambrian, and apparently sailed through severe climatic events in the Cryogenian without much trouble at all. Continue reading

Categories: fossils, geology, paper reviews, past worlds, Proterozoic

Stuff we linked to on Twitter last week

Blogs in motion Not so much blogs in motion as blogs in multiplication this week. The GSA has unveiled Speaking of Geoscience; and NASA’s Earth Observatory’s Elegant Figures has kicked off with a fascinating post on visualising the Eyjafjallajokull ash … Continue reading

Categories: links

Friday Focal Mechanisms: Haiti, revisited

The new research that acquits the Enriquillo Fault of causing the Haiti earthquake. Continue reading

Categories: earthquakes, focal mechanisms, geohazards, structures, tectonics

Flooding in Pakistan

For the past two weeks, unusually heavy monsoon rains have deluged Pakistan, resulting in flooding and landslides. Pakistan is heavily populated all along the Indus River valley, so this is a slow-moving disaster of epic proportions. The latest news reports … Continue reading

Categories: by Anne, geohazards, hydrology