TERM 4 - UNIT 2 Sustainable use of resources (p76-83) Flashcards

1
Q

What are SUSTAINABLE USE OF RESOURCES?

A

Meets the needs of the present, not compromising the needs of future GENERATIONS

Resources can be used and used, not damaging the ENVIRONMENT

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2
Q

When using resources which are not damaging the environment and it does not compromise the needs of future generations, the following needs to be done:

A

1) use renewable resources
2) use resources which cause less harm to the
environment
3) reduce, reuse and recycle

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3
Q

What are the THREE conditions which affects the use of SUSTAINABLE resource use?

A
  • Environment
  • SOCIAL
  • Economic
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4
Q

What are the 3 most used ENERGY resources in the world?

A

Oil
Coal
Natural gas

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5
Q

Explain why it is important to use resources sustainably?

A
  • to use resources so that future generations could
    also use it, we should not run out of resources
  • will have an effect on our lifestyle, if we run out
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6
Q

Forecast what would happen if the developing world used resources at the same rate as the developed world uses them now?

A
  • run out of resources (example: oil)
  • Pollution would increasse
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7
Q

What percentage of the world’s energy comes from HYDRO and other renewable sources?

A

HYDRO electricity - 6,45%
Renewable electricity - 6,45%

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8
Q

Give one example of a renewable resource

A

wood ; solar ; wind

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9
Q

Which ways can be used to introduce sustainable fishing?

A

1) Fishing quotas (specific amount)
2) Suspension (ban on fishing)
3) End to subsidies (money paid to sea fisheries)
4) Consumer awareness.

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10
Q

Name 2 organizations that promote public/consumer awareness

A

SASSI (South African Sustainable Seafood Initiative)

and

Greenpeace = Defending our oceans

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11
Q

SASSI has 3 main aims
(Using their GREEN / ORANGE / RED list for fish purchases)

A
  • encourage voluntary compliance of the law
  • move consumer demand from to sustainable
    options
  • marine conservation
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12
Q

What is ROTATIONAL GRAZING?

A

Graze on one area for a short time and then move on

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13
Q

What can you do to live a sustainable life?

A

3R’s = Reduce
Reuse
Recycle

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14
Q

How does the City of Cape Town use the 3R’s to encourage people to life a sustainable lilfe

A

REDUCE the waste you produce:
Buy in bulk
Buy local products
Repair broken items

REUSE:
Donations of unwanted gifts to charities
Take items to schools for their projects

RECYCLE your waste:
Drop off recyclable waste at drop off points
Separate waste (plastic;glass;paper)
Choose tissues/toilet rolls made from recycled materials

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15
Q

What do you call the effect of our activities on the environment, especially the impact on climate change?

Ie. the activities relates to the amount of greenhouuse gases produced everyday by burning fossil fuels for electricity, heating and transportation

A

Carbon footprint

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16
Q

The carbon footprint is a measurement of …………..we produce and is described in units of tonnes of carbon dioxide equivalent.

A

greenhouse gases

17
Q

What are greenhouse gases?

A

gases - such as carbon dioxide & methane that
increases global warming

18
Q

Give a few tips on reducing our carbon footprint

A
  • turn things OFF when not used (TV; lights)
  • Fill the kettle with the right amount of water
  • Do weekly shopping in a single trip
  • hang out washing, not using the tumble drier
  • use energy saving light bulbs
19
Q

What can BUSINESSES do to reduce their carbon footprint?

A
  • only print what is needed
  • use email instead
  • recycle
  • use environmentally friendly cleaning products
  • use little electricity
20
Q

What is e-waste?

A

electronic waste

… like old computers, screens, printer cartridges

21
Q

What can the government do to encourage sustainable resource use?

A

pass laws to - lower carbon footprints
- ban using plastic bags
- recycle programmes