Waste Management Flashcards

1
Q

In the UK on average how much household waste is processed?

A

517kg

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2
Q

How much waste was recycled/composted in 2008, compared to 33% in 2004?

A

45%

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3
Q

What are the main four different waste management methods?

A

landfill, composting, recycling, energy recovery

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4
Q

What is landfill?

A

waste dumped in old quarries

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5
Q

How much does it cost to dispose of 1million tonnes of nappies a year?

A

£40million

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6
Q

What percentage did UK landfill contribute to methane emissions?

A

36%

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7
Q

Is landfill sustainable?

A

No

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8
Q

What are problems with landfill?

A

running out of space, toxic chemicals leach, its increasingly expensive, unsightly

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9
Q

What is composting?

A

organic waste used for fertilising gardens/farmland

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10
Q

What is done with the gases produced from composition?

A

burnt to generate electricity

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11
Q

Whats a negative with the composting plants?

A

very expensive to set up

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12
Q

How much of UK household waste is organic material?

A

38%

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13
Q

Is composting sustainable?

A

yes

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14
Q

Why is composting good?

A

reduces waste going to landfill and creates renewable energy resource

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15
Q

Whats are the negatives of recycling?

A

start up costs high, relies on individuals

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16
Q

What are examples of hidden costs which can occur from recycling?

A

transport, materials for cleaning and processing

17
Q

What are the positives of recycling?

A

recycling materials uses less energy than making new things, its quicker and cheaper than making from scratch, it reduces demand for raw materials

18
Q

What is the main form of energy recovery?

A

incineration

19
Q

Whats are the negatives of incineration?

A

adds CO2 emissions, and releases pollutants

20
Q

What has happened in Sheffield in regards to incinerators?

A

Energy Recovery Facility provides heat for 140 buildings in city centre and saves 21,000 tones of CO2 a year

21
Q

What is the best way of managing waste?

A

prevent it

22
Q

What was introduced in regards to plastic bags in 2016?

A

a 5p charge

23
Q

What are the 4 key aspects to Singapore’s approach to waste?

A

reduce packaging, separating rubbish and regular waste collection, charges for disposal of waste, incinerator ad electricity generator

24
Q

What was Sinagpore’s waste reduction target, was it achieved?

A

in 2006 set a target to recycle 60% of waste by 2012, by 2008 it was 56%

25
Q

In Singapore by what % is the volume of waste reduced from incineration?

A

90%

26
Q

What were the groups involved in Rio Cuarto’s waste collection?

A

scavenger families, university-based group of engineers, local authority, environment minister, 400 firms in the city, local paper mill