EnviroNews October 2015
of 12
description
EnviroNews is official news letter of International Society of Environmental Botanists (ISEB). It is published quarterly every January/April/July/October.
Transcript of EnviroNews October 2015
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ENVIRONEWS, October 2015
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ENVIRONEWS, October 2015
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ENVIRONEWS, October 2015
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ENVIRONEWS, October 2015
Year Per capita waste generated (g/day)
Total urban municipal waste
generated (Mt/year) 1971 375 14.9 1981 430 25.1 1991 460 43.5 2000 500 48.8 2010 600 ~70.2
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ENVIRONEWS, October 2015
Components Mass % range
Moisture % typical
Density % range
Food wastes 6-26 14 50-80 Paper 15-45 34 4-10 Cardboard 3-15 7 4-8 Plastics 2-8 5 1-4 Textiles 0-4 2 6-15 Rubber 0-1 0.5 1-4 Leather 0-2 0.5 8-12 Garden Trimmings
0-20 12 30-80
Wood 1-4 2 15-40 Misc. Org. Sub. 0-5 2 15-40 Glass 4-16 8 1-4 Tin cans 2-8 6 2-4 Non ferrousmetals
0-1 1 2-4
Ferrous metals 1-4 2 2-6 Dirt ash bricks 0-10 4 6-12
Sources of waste Percentage Households 42 Restaurants 28 Street sweeping 6.8 Market 8.3 Shops and workshop 7.5 Offices 4.2 Hospitals 1.7 Hotels 1.5
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ENVIRONEWS, October 2015
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ENVIRONEWS, October 2015
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ENVIRONEWS, October 2015
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ENVIRONEWS, October 2015
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ENVIRONEWS, October 2015
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ENVIRONEWS, October 2015
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