how can we sustainably manage natural resources Flashcards

1
Q

what is a resource

A

a material that is identified by people to be useful

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2
Q

how do people identify resources

A

culture and technology

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3
Q

what is culture

A

culture refers to the way of life which a group of people shares

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4
Q

how does culture affect the way people identify resources

A

the Penan tribe uses wood to build their houses but in SG we use brick, cement and steel bars to construct our houses. Thus, for the Penan, they might not identify those things as resources.

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5
Q

how does technology affect the way people identify resources

A

before technology, animals were used for laborious work. However, machinery such as power tillers and combine harvesters are increasingly being used. Thus, water buffaloes are less likely to be seen as a valuable resource

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6
Q

what is a natural resource

A

natural resources are useful materials found on earth that are produced by natural processes occurring in the physical environment. (eg water and solar energy)

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7
Q

how are natural resources identified

A

renewable and non renewable

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8
Q

what are renewable resources

A

materials that are replenished naturally more or less within the same time period they are used.

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9
Q

what are some renewable natural resources

A

water and solar energy

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10
Q

what are non renewable natural resources

A

materials that may or may not be replenished naturally. if they are replenished, than the natural process occur very slowly and takes such a long time that it is beyond the period used

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11
Q

what are some non renewable natural resources

A

crude oil

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12
Q

how do people’s views affect the use of natural resources

A

nature centred and human centred

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13
Q

how does a nature centred view affect the use of natural resources

A

in the nature centred view, the physical environment with its natural resources is seen valuable in itself. everything that is found in the physical environment should be preserved, meaning it should be protected and retained in its original state as far as possible.

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14
Q

how does a human centred view affect the natural environment

A

in the human centred view, the physical environment is valuable cuz humans can obtain materials from it for their use and benefit. people with this view are motivated to find ways to extract the natural resources to enhance their personal well being or to sell them for money

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15
Q

why is a human centred view harmful for the environment

A

extraction of natural resources can negatively impact the availability of resources and the physical resources. if extraction occurs faster than natural renewal, the availability of the natural resource will be depleted. environment degradation can occur too

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16
Q

what does sustainable use of natural resources mean

A

it refers to actions people can take to ensure that the natural resources we have on earth today can continue to be available for future generations

17
Q

how can we use natural resources sustainably

A

conservation, managing our environmental footprint and technological development

18
Q

how can we conserve our natural resources

A

reduce, reuse, recycle and recover

19
Q

how can we reduce

A

we can reduce our consumption of some products, which in turn reduces the amount of natural resources used

20
Q

how can we reuse

A

reusing a product or material reduces the need to buy new or additional pieces

21
Q

how can we recycle

A

recycling turns used materials into new and useful ones

eg glass, aluminium and paper

22
Q

how can we recover

A

we can recover useful materials from the waste we produce like composting. food or plant waste is decomposed by bacteria and fungi and turned into nutrient-rich fertilisers. thus, we can reduce the amount of waste that needs to be incinerated or disposed of in landfills