Daily Climate: For years, analysts at the Alaska Earthquake Center, while tracking about 100 temblors a day in the most seismically active U.S. state, have dutifully filtered out some of the Earth-shaking events that trip the sensors.
The analysts would mark these distinctive readings with the letter, "G," for "glacier."
The readings, considered a curious by-product of the effort to track earthquakes, were from calving glaciers. Some registered as high as magnitude 3.
Now, Alaska's state seismologist Mike...