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…Environmental Progress PHE collaborates with Environmental Progress, led by Michael Shellenberger, which seeks to lift humans out of poverty, and save the natural environment by removing obstacles to cheap, reliable…

Can Technology Spare the Earth?

JH Ausubel. Am Sci 84 (2): 166–178 1996 Republished in Current Perspectives in Geology, Fourth Edition, Michael McKinney, Robert L. Tolliver, Parri Shariff, eds., Wadsworth, Boston, MA, 1998.

…requires micro- or zero emissions per unit of economic activity to maintain or enhance environmental quality In other words, Americans need to clean processes by more than one order of…

Does Climate Still Matter?

JH Ausubel. Nature 350: 649–652 1991

…than wind, steam ships rapidly became cheaper as well as faster than sailing ships, because their schedules were more regular and avoided the circuitous routes required by sailing vessels. Transport…

The Virtual Ecology of Industry

JH Ausubel. Journal of Industrial Ecology 1 (1): 10–11 1997

…long sought to channel every input into profitable output. Chemical engineers already design and test refineries in detail on computers before companies buy the first length of pipe. Energy engineers…

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.

…is firm: some kind of take-off, albeit bumpy, did occur about 1700, and by 1900 the level of activity was an order of magnitude higher (Figure 1). Figure 1. Decadal…

Full PDR issue online

The entire issue of Population and Development Review with our article about Peak Farmland is now online: Population and Public Policy: Essays in Honor of Paul Demeny https://www.popcouncil.org/publications/books/2012_PDRSuppPopPublicPolicy.asp and will…

The Census of the Fishes: An Update

…brilliant, hungry and thus motivated samplers of their environments and may provide efficient and cheap pictures of the distribution of marine life that could both guide and check other approaches….

Working Less and Living Longer: Long-Term Trends in Working Time and Time Budgets

JH Ausubel, Arnulf Grübler. Technological Forecasting and Social Change 50: 113–131 1995

…holidays”2 -1,744 -8,534 -10,278 -720 -3,280 -4,000 Shorter/Longer Work career3 +11,674 -13,779 -2,105 -2,675 +19,268 +16,593 TOTAL -26,830 -34,810 -61,640 -22,240 -710 -22,950 1Changes in hours worked per week (lower…

How Did Noah’s Ark Float?

…far, in a free online service (https://www.eol.org/). “There are expectations of 8 to 50 million more species out there that we haven’t identified yet,” Edwards said. Other experts’ estimates of…

Maglevs and the Vision of St. Hubert [PDF]

JH Ausubel. Challenges of a Changing Earth 175–182 2002 (Proceedings of the Global Change Open Science Conference, Amsterdam, Netherlands, 10-13 July 2001)

…averaged about one hour of walking per day. The essence is that the transport system and the number of people basically determine covered land.[xii] Greater wealth enables people to buy higher…