Professor Garrison Sposito on Spectrum

This week Spectrum continues with Professor Garrison Sposito, the Betty and Issac Barshad chair of soil science in the College of Natural Resources at UC Berkeley.

Professor Sposito is an active teacher and researcher at UC Berkeley. This is part two of two where Professor Sposito will talk about the interaction of water with soil and the various organic and chemical inputs that are often added to soil. He addresses soil stewardship and the challenges ahead for agriculture and food security.