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Environmental Science > Soil Waste Management > Flashcards

Soil Waste Management Flashcards

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1
Q

Define solid waste

A

Unwanted non-liquid, non-toxic, and non-soluble, types of waste.

Discarded household, commercial, industrial, agricultural, construction debris.

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2
Q

Major sources of solid waste:
Food preparation, market places

A

Organic waste

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3
Q

Major sources of organic waste:
Paper, wood, dried leaves

A

Combustible

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4
Q

Major source of organic waste:
Metals, tins, cans

A

Non-combustible

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5
Q

Major sources of solid waste:
(can be hazardous wastes)

A

Electronic wastes

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6
Q

Major sources of solid waste:
Carcasses of domestic animals and livestock

A

Dead animals

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7
Q

Major sources of solid waste:
(excluding volcanic ash)

A

Ashes/dust

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8
Q

Major sources of solid waste:
oil battery, medical waste

A

Hazardous waste

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9
Q

Health risks of solid plastic waste

A
  1. breeding of disease vectors; rats and flies
  2. Human health risk
  3. Environmental risk, long residence time
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10
Q

Contributors of solid waste in the Philippines:
kitchen scraps, yard waste, glass bottles, plastic containers, Waste electrical electronic equipment

A

Residential wastes - 56.7%

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11
Q

Contributors of solid waste in the Philippines:
markets and establishments

A

Commercial wastes - 27.1%

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12
Q

Contributors of solid waste in the Philippines:
Government offices, educational and medical institutions

A

Institutional wastes - 12.1%

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13
Q

Contributors of solid waste in the Philippines:
Manufacturing sector and industrial sector

A

Industrial wastes - 4.1%

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14
Q

Worldwide distribution of solid waste

A

33% are not managed properly
34% accounted by high income countries

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15
Q

5 factors of Municipal solid wastes

A
  1. Rapid urbanization
  2. Public Indifference
  3. Changing lifestyles
  4. Consumption patterns
  5. Spiraling population growth rates
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16
Q

What is solid waste management

A

Control of generation, collection, transport, and processing of solid waste that best address economic, aesthetic, and environmental conditions.

17
Q

Why is SWM Interdisciplinary?

A

Targets economics, the sciences, sociology, geography, material sciences, engineering e.t.c.

18
Q

Steps to effective SWM

A
  1. identify waste
  2. identify source of waste
  3. determine health hazards of waste
  4. determine volume of waste
  5. identify safe collection method of waste
  6. identify safe transportation of waste
    7.identify safe disposal of waste
19
Q

What is the waste hierarchy pyramid from most to least preferred

A
  1. prevention
  2. reuse
  3. recycle
  4. recover
  5. disposal
20
Q

Sanitary landfill:
no refuse exposed, all refuse covered with 6 inches of soil

A

Daily cover

21
Q

Sanitary landfill:
compacted garbage surrounded by soil from daily cover

A

Refuse cell

22
Q

Sanitary landfill:
Perforated pipes in sand layer collect rainwater filtered by landfill (leachate)

A

Leachate collection

23
Q

Sanitary landfill:
FIRST layer that prevent soil and waste contamination

A

Plastic liner

24
Q

Sanitary landfill:
SECOND layer that prevent soil and waste contamination

A

Clay barrier

25
Q

Environmental Impact Assessment:
collection of bacterial pollution

A

Plankton net

26
Q

Environmental Impact Assessment:
collet debris ad possible solid waste through sieves

A

Soil sieve

27
Q

Environmental Impact Assessment:
check quality of water such as pH, conductivity, turbidity, fecal coliform, etc

A

Water quality meter

28
Q

Environmental Impact Assessment:
determines amount of pollutants in the air from Industrial stacks at a specific time and place

A

Stack sampler

29
Q

Environmental Impact Assessment:
checks quality of air such as VOCs and PMs

A

Air quality checker

30
Q

Environmental Impact Assessment:
measures elevation and height specifically for landfills and site assessment for landfills

A

Hyosometer

Environmental Science (14 decks)

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