. . . Chile’s Calbuco volcano awoke from a four-decade-long sleep, starting a VEI 4 eruption at a moment when daylight was just right for

. . . Chile’s Calbuco volcano awoke from a four-decade-long sleep, starting a VEI 4 eruption at a moment when daylight was just right for
The excellent visuals in this video show that the western coast of South America is a subduction zone, just like the coast of Sumatra where
This July 2018 blog post has a June 19, 2020, update at the bottom. First off, here’s a skiing video, without a single mention of