Energy and Environment: The Light Path

JH Ausubel. Energy Systems and Policy 15: 181–188 1991

…largest city with perhaps 10 million people. Today Japan’s Shinkansen Corridor extending from Tokyo to Osaka houses some 80 million. Worldwide the human population is now 55 percent urban. By…

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.

…During the past half-century, ratios of crops to land for the world’s major grains-corn, rice, soybean, and wheat-have climbed fast on all six of the farm continents. Per hectare, world

Fishing for DNA paper published

…at the 47 sec. mark, 5 1/2 minutes): https://www.bbc.co.uk/programmes/p04yxshm#play A 40 sec. clip is also posted here: https://www.bbc.co.uk/programmes/p04zzxsh https://www.flyfisherman.com/news/edna-bread-crumbs-track-migrating-fish/ Smithsonian magazine How teeny bits of leftover DNA help scientists track…

Resources are Elastic

JH Ausubel. Earth Matters 46–47 2000 a magazine published by the Earth Institute at Columbia University, Winter 1999/2000. This issue contains many of the speeches that were presented at the "State of The Planet" conference held at Columbia in the Fall of 1999.

…stopped plowing up more nature per capita. Meanwhile, growth in calories in the world’s food supply has continued to outpace population, especially in poor countries. Per hectare, farmers lifted world

Does Climate Still Matter?

JH Ausubel. Nature 350: 649–652 1991

…climate, topography or other local conditions. Great parts of the new worlds were dedicated to cultivation of single crops to supply world markets and to smooth availability through the year….

Toward Green Mobility: The Evolution of Transport

JH Ausubel, C Marchetti, PS Meyer. European Review 6 (2): 143–162 1998

…poles. Even today human rickshaws carry freight and passengers in Calcutta and elsewhere. Horses can run faster and longer than people. They can sustain 20 km per hour for several…

A Turn for the Better

…can fall,” said Gorbachev, who sent his remarks to be read at the conference after he was unable to attend. The thread of optimism at the State of the Planet…

Technical Progress and Climatic Change

JH Ausubel. Energy Policy 23 (4/5): 411–416 1995 Also pp. 501-512 in Integrated Assessment of Mitigation, Impacts, and Adaptation to Climate Change, N Nakicenovic, WD Nordhaus, R Richels, and FL Toth (eds), International Institute for Applied Systems Analysis, Laxenburg, Austria, 1994.

…best growers in Iowa, the average Iowa grower, and the world average, says the world grows only about 20 percent of the top Iowa farmer. Interestingly, the production ratio of…