@ksdkjfd1 @RobMayeda Not just parts of the Sierra, all of it. Even down in So. Cal. There are still a few glaciers but they are relatively small. Here’s info and detailed map of former Yosemite glaciers. These really weren’t all that long ago. https://t.co
"But how can I, someone unfamiliar with your former glory, truly get to know you better, T.G.?" Start here (USGS=rock stars): https://t.co/TbEnkaDutf
RT @polarwander: Clyde’s legacy is myriad. His pioneering work mapping glacial landforms in @YosemiteNPS continued after his death supporte…