…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…
…on Problems of the Environment (SCOPE) of the non- governmental International Council of Scientific Unions (ICSU) to provide international equivalents of U.S. National Research Council studies on global warming. As…
…cities with land prices of Tokyo, Singapore, Frankfurt, or Paris. Sales of wood in cities today are, of course, limited to an occasional decorative log providing more emotional than physical…
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…
…place. Studies by forest experts in Finland reveal that by the 1980s, wooded areas were increasing in all major temperate and boreal forests. These mid- and high-latitude forests account for…
…Also scientific surveys of fish stocks indicate fewer and fewer spawning fish, mothers, compared to recruits, their offspring. The ratio of spawners to recruits has fallen to 20% and even…
…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…
…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…
…and Development Review 22(3):531-545, 1996. [xiii] www.swissmetro.com [xiv] J. H. Ausubel, The Census of Marine Life: Progress and Prospects, Fisheries 26 (7): 33-36, 2001. [xv] D. G. Victor and J. H. Ausubel, Restoring the Forests, Foreign Affairs 79(6): 127-144, 2000….
…sweep of time sufficient for long-term effects to become apparent. Efforts at developing multiuser online simulation games (e.g., the Internet-based “President ‘96” and “Reinventing America,” developed by Crossover Technologies under…