Week 2014.41 (October 12-18) ~ Central America sways Maine

The sounds of Earth this week were dominated by a major earthquake that occurred off the west coast of Central America during the early morning hours of October 14. The quake caused some damage in El Salvador and killed at least one person there. It also triggered an ocean-wide alert from the Pacific Tsunami Warning Center. Fortunately, no tsunamis were actually generated and no alerts were issued.
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Week 2014.39 (September 28-October 4) ~ A farewell to wilderness

One of the smaller earthquakes we heard here in Maine this week tells a very troubling story. At about 03:49 in this week’s program you can hear the distinctive slap of a quake of magnitude 4.4, located in Harper County, Kansas. Historically, this area has been seismically quiet, but in the past year it has seen an unusual uptick in seismic activity. Although no one can say with certainty what caused this particular earthquake, a growing body of circumstantial scientific evidence gathered from Ohio, Colorado, Oklahama, and now Kansas all point to the same culprit: the underground injection of wastewater from fracking operations.
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