47,332
עריכות
שינויים
קפיצה לניווט
קפיצה לחיפוש
שורה 56:
שורה 56: − + + שורה 64:
שורה 65: − + − + − + − + − + +
←הערות שוליים
==הערות שוליים==
==הערות שוליים==
4. U.S. Department of the Interior, U.S. Geological Survey (USGS), Mineral
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*4. U.S. Department of the Interior, U.S. Geological Survey (USGS), Mineral
Commodity Summaries 2001 (Washington, DC: 2001); stone, sand and gravel,
Commodity Summaries 2001 (Washington, DC: 2001); stone, sand and gravel,
and clays from John E. Young, Mining the Earth, Worldwatch Paper 109
and clays from John E. Young, Mining the Earth, Worldwatch Paper 109
al., Pilot Analysis of Global Ecosystems: Forest Ecosystems (Washington,
al., Pilot Analysis of Global Ecosystems: Forest Ecosystems (Washington,
DC: World Resources Institute, 2000), pp. 27, 39.
DC: World Resources Institute, 2000), pp. 27, 39.
5. Steel and iron ore production from USGS, op. cit. note 4; United Nations,
*5. Steel and iron ore production from USGS, op. cit. note 4; United Nations,
World Population Prospects: The 2000 Revision (New York: February 2001).
World Population Prospects: The 2000 Revision (New York: February 2001).
6. John E. Young, “For the Love of Gold,” World Watch, May/June 1993, pp.
*6. John E. Young, “For the Love of Gold,” World Watch, May/June 1993, pp.
19–26.
19–26.
7. International Iron and Steel Institute (IISI), “The Major Steel Producing Countries,”
*7. International Iron and Steel Institute (IISI), “The Major Steel Producing Countries,”
<www.worldsteel.org>, viewed 21 May 2001; United Nations, op.
<www.worldsteel.org>, viewed 21 May 2001; United Nations, op.
cit. note 5.
cit. note 5.
8. Hal Kane, “Steel Production Falls,” in Lester R. Brown et al., Vital Signs
*8. Hal Kane, “Steel Production Falls,” in Lester R. Brown et al., Vital Signs
1993 (New York: W.W. Norton & Company, 1993), p. 76.
1993 (New York: W.W. Norton & Company, 1993), p. 76.
9. William McDonough and Michael Braungart, “The NEXT Industrial Revolution,”
*9. William McDonough and Michael Braungart, “The NEXT Industrial Revolution,”
The Atlantic Monthly, October 1998, p. 88.
The Atlantic Monthly, October 1998, p. 88.
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[[קטגוריה:סביבה]]
[[קטגוריה:סביבה]]