…0.927 2 Zinc 1350 260.346 2 Selenium 0.5 0.364 2 Silver 4 2.733 3 Copper 2800 534.298 3 Thallium 0.8 0.038 4 *Wastes values for elements and their compounds For…
…and income per capita from $1,000 to $10,000 dollars in Western Europe. Marshall was astonished. Both adaptation and mitigation would be affordable. In fact, the 0.6oC warming would be lost…
…The economics of enforcing air pollution controls. J. Environ. Econ. Manage. 1: 219-36 82. Storey, D. J., McCabe, P. J. 1980. The criminal waste discharger. Scottish J. Polit. Econ. 27:30-40 83. Harford, J. D….
…of the vast American forest of over 400 106 ha (Figure 1). Then, from about 1850 until 1910 fires, loggers, and farmers cleared forests at an unprecedented rate. Railroads, westward expansion,…
…time grows as the square root of distance, so 500 km might take 10 min and 2500 km 20 min. Suburban maglevs might go 500 km per hour, a speed…
…expect methane to provide perhaps 70% of primary energy around the year 2030 and to reach a peak absolute use of 30 x 1012 m3 of natural gas in 2060. Although simply…
…in Egypt in 1982, women age 20-24 had 173.9 births per 1,000 women. Of those births, 56.7/1,000 were from women having their first child, 68.0/1,000 were from women having their…
…Quality . Emissions and average daily maximum concentrations are reported in Environmental Protection Agency, 1990, National Air Quality and Emissions Trends Report, EPA-450/4- 90- 002, as well as Environmental Quality….
…hierarchy. When we look at the historical growth of energy consumption over the past 150 years, we find it has grown in long waves of 50-60 years or so, each…
…gradually implying chronic effects is essential to understanding and eventually reducing their risk. Annual data do not contain this information. Chronic environmental effects require long-term studies to determine properly their…