Sitting on the iconic front steps of Low Library, Alma Mater opens her arms to all who would learn. The plinth on which she rests sends a different message — clues to one possible method of carbon sequestration, which could prove to be a vital technology for addressing our problem of too much CO2. The statue is the final stop on a geological tour of the Columbia University campus conducted by Professor David Walker of the Lamont-Doherty Earth Observatory.
This is the last of seven parts in a series. You can read all of the entries by clicking on the “Columbia Geology Tour” tag. And you can watch all of the videos on YouTube here.