Low Library Archives - State of the Planet

Alma Mater’s Other Secret: a Way Forward on Climate

Sitting on the iconic front steps of Low Library, Alma Mater rests on a plinth that offers a clue to a possible method of carbon sequestration, a vital technology for addressing our problem of too much CO2.

by |October 27, 2014
David Walker. Photo: Kim Martineau

The Columbia Geology Tour: Stories in the Stones

For the last decade or so, Columbia University geologist David Walker has led students and colleagues on a tour of the geologic gems hiding within Columbia’s campus. Along the way, Walker finds evidence of how life on Earth has evolved over 4.5 billion years.

by |September 15, 2014