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18 February 2017

Keep Your Shirt On, Save Some Coral?

This is not great news, especially for those of us who like to be out in the sun but get really bad sunburns. As reported by Nature and Scientific American, Hawaii state senator Will Espero has introduced a bill to ban sunscreens containing oxybenzone and octinoxate, two chemicals that may pose risks to us, such as endocrine disruption, as well as to coral. The Environmental Working Group maintains lists of …

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22 December 2016

Maine Shake Map Using Surficial Geology and Crowd-Source Responses

Researchers in Maine (Marvinney and Glover 2015) have created a clever earthquake risk shake map using readily available surficial geology maps and online responses from state residents. Did you feel it? That is the name of a USGS Earthquake Hazards Program interactive website that “collects information from people who felt an earthquake and creates maps that show what people experienced and the extent of damage.” I first became interested in …

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9 January 2012

Monday Geology Picture: Pillow Basalts in the Oman Ophiolite

I’m currently in Oman for a geology conference, so today’s geology picture is one I recently took here in the Samail Ophiolite. The picture shows some weathered and fractured pillow basalts with a pencil for scale. These are not the best-looking pillow basalts in the ophiolite. The freshest ones are found in the Geotimes sequence up in the northern part of the ophiolite whereas these weathered ones are the best …

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