1991
DOI: 10.3362/0262-8104.1991.002
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The Decade and beyond

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“…As examples we may note that water shortages in developing countries cause diseases that, through workdays lost to sickness, levy a cost of $125 thousand millions a year (Pearce, 1993); with this we should contrast the cost of supplying both water and sanitation facilities, namely $50 thousand millions per annum (Christmas & Rooy, 1991). Again, desertification leads to agricultural output worth $42 thousand millions per annum being lost, whereas an anti-desertification programme would cost between $10 thousand millions and $22 thousand millions per annum (United Nations Environment Programme, 1991;Chou & Dregne, 1993).…”
Section: Strategies For Reducing Environmental Degradationmentioning
confidence: 99%
“…As examples we may note that water shortages in developing countries cause diseases that, through workdays lost to sickness, levy a cost of $125 thousand millions a year (Pearce, 1993); with this we should contrast the cost of supplying both water and sanitation facilities, namely $50 thousand millions per annum (Christmas & Rooy, 1991). Again, desertification leads to agricultural output worth $42 thousand millions per annum being lost, whereas an anti-desertification programme would cost between $10 thousand millions and $22 thousand millions per annum (United Nations Environment Programme, 1991;Chou & Dregne, 1993).…”
Section: Strategies For Reducing Environmental Degradationmentioning
confidence: 99%