Author Archives: Alan Robock


This article is in Climate and Energy, Summer 2017

Climate engineering The articles in the Spring 2017 Issues by David W. Keith, “Toward a Responsible Solar Geoengineering Research Program,” and Jane C. S. Long, “Coordinated Action against Climate Change: A New World Symphony,” provide informative views into several points of current debate on climate engineering research, its management, and governance. The authors agree on […]


This article is in Energy Update, Winter 2011

The cellulosic biofuel technologies become market-competitive at around $120 per barrel of crude oil. We are far from that today, so there is no market except the one created by government policy. Feedstock cost is another big issue. Early U.S. Department of Energy (DOE) estimates put the feedstock cost at around $30/ton. Today’s estimates are […]