…wide boards. Even dead wood can become fuel. National statistics on the removal of growing stock show a small rise of fraction harvested (Haynes et al. 1995). Growing stock refers…
…average yield of today’s US corn grower, ten billion people will need only half of today’s cropland while they eat today’s US calories. The land spared exceeds the Amazonia. This…
…change in the Third World. Journal of Economic Literature XXVI:1685-1728. Lutz, W., ed. 1994. The Future of World Population Growth: What Can We Assume Today? London: Earthscan. Marchetti, C. 1985. Nuclear plants and nuclear…
…round about him. Ezekiel 1:27 (circa 595 b.c.) In the ancient world, electrum (Hebrew) or elektron (Greek) was the material amber. Amber, when rubbed and electrified, preferably with cat fur, moved and lifted dust…
…impossible feat for a world that built today’s worldwide fleet of some 430 nuclear power plants in about 30 years. Combined with other offset strategies, ZEPPs, together with another generation…
…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…
…information. If during the next 60 to 70 years, the world farmer reaches the average yield of today’s U.S. corn grower, 10 billion people will need only half of today’s…
…NACCHO. National Research Council. 1983. Risk Assessment in the Federal Government: Managing the Process. Washington, DC: National Academy Press. National Research Council. 1991. Environmental Epidemiology: Public Health and Hazardous Wastes….
…humanity. Experientia 42:115-120. Nakicenovic, N. and A. Grübler. 1989. Technological progress, structural change, and efficient energy use: Trends worldwide and in Austria: International part. Laxenburg, Austria: International Institute for Applied Systems Analysis. The…
…On average the world corn farmer has been making the greatest annual percentage improvement. If during the next 60 to 70 years, the world farmer reaches the average yield of today’s U.S….