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24 Cards in this Set
- Front
- Back
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solid waste
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anything and everything you use and throw away
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how many tons of waste in 2010 & 1960
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2010- 250 mil 1960-88 mil
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hierachy
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source reduction, recycling, composting, landfill
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diversion rate
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total waste recycled \ total wasted produced = diversion rate
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source of municipal waste
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residential, institutional, construction, municipal services, treatment plant sites, industrial, agricultural
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functions of solid waste
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generation, handling/separation, collection,transport,disposal
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successful public education program is
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consistent and on going
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six steps to effective program
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awareness, interest, evaluation, trial, adoption, maintenance
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high costs of education
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billboard, event , commercials
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2 types of incentive
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extrinsic and intrinsic
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define generation
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solid waste as it enters the waste stream
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define recovery
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process of removing materials from waste stream / recycle, reuse,compost
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discards
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thing that are left/landfill,burned,littered
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2 methods for characterizing waste stream
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material flow and sampling
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epa waste material flow
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37% paper/cardboard
16%other waste 13% yard waste 10% plastic 10% food 6% glass 8% metals |
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durable and nondurable goods
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Durable product lifespan of more than 3 years
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recycle #
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3-7 recyclable but not as high of demand as 1 or 2 contamination is #1 problem
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types of recycling
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mandatory and voluntary
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methods of recycling
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drop off
buyback curs curb side-highest participation rate and most expensive |
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method of process
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source separations
co-mingled- most expensive mixed waste |
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measures of recycling
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capture rate
participation recycling rate diversion rate |
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landfill calc.
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total trash- recyclables,compost,reduction=diversion rate ?
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marketing recyclables
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negatives-
lack of recyclable materials recycled products seen as more expensive lack of confidence in quality of recycled materials |
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recycling loop
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end user------->>retailers---->>>consumers------>>>material recovery---->> on going process
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