New version of Loglet Lab released, LL5

The newest version of PHE’s Loglet Lab software, LL5 is now available to users online. Software improvements in LL5 include more tools for statistical analysis, cleaner graphs, and a ‘Get…

The Program for the

The Program for the Human Environment goes online, with a simple web page hosted by an SGI Indy (www.rockefeller.edu/phe)….

We’ve been framed!

…We also added three new online documents on industrial ecology, counting fish and CyberCampus. Expect more publications soon, as well as updated versions of the publications already on this site….

We have added six

…have also added a new Java Applet that demonstrates logistic (S-shaped function) analysis. We have also made general site updates and enhancements to our list of publications, our CV’s, etc….

Because the Brain Does Not Change, Technology Must

JH Ausubel. Production Efficiencies: The Engineers' Report, American Association of Engineering Societies, Washington, D.C. 14–18 1999 Republished in: IEEE Aerospace and Electronic SYSTEMS 14(10):3-6, October 1999. The paper is based on a talk Jesse gave at the UN Commission on Sustainable Development meetings in New York in April 1999.

…must squeeze most of the carbon out of the energy system and move, via natural gas, to a hydrogen economy. Hydrogen, fortunately, is the immaterial material. It can be manufactured…