Volcanoes
April 22: The smoke rose t o over 10km in the skyAuthorities in Chile declared a red alert and evacuated 1500 residents around Calbuco volcano. The last known eruption was in 1972 and it has covered the sky with ash. Check out the Atlantic for mesmerizing pictures. Cool from far, but far from good for the Chileans.
Another less known Sarychev volcano along the Pacific Rim of Japan occurred and this time it was captured from outer space from those in the International Space Station. They have their first projector installed, and the first movie they watched was Gravity.
Do you see the similarity of the movie and reality?
Earthquakes
It's been said by many that earthquakes are tremendously difficult to predict, but someone designed an app for smartphones named ShakeAlert that can detect motion that can help with earthquaek prediction. If thousands of people have this app installed, all of us can serve as mini detectors of foreshocks which when appended all the information together can perhaps predict earthquakes in the future.
Liquefaction
In today's lecture I will be talking about liquefaction and its potential for destroying beach side infrastructure. Here is the animated gif ahead of time.
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