Using a difference overlay, I can accentuate that shockwave as it traverses the entire globe. The antipode of Tonga is over Northern Africa. #tonga #HungaTongaHungaHaapai @NWS @USGSVolcanoes pic.twitter.com/BNS0DsfLrm

— science.out.there (@ScienceOutThere) January 15, 2022