again bro. again Flashcards

(40 cards)

1
Q

What are natural resources

A

when naturally occurring resources are useful to people

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2
Q

What are the four types of natural resources

A

Renewable, Non - renewable, Flow, Other

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3
Q

what is a renewable resource

A

Resources that can be regenerated by nature at a fast enough rate that humans can use them for as long as they need(Example: soil, trees, fish)

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4
Q

what is a non-renewable resource

A

resources that are limited and cannot be restored after all are used. Nature generates it VERY slowly(takes like millions of years) so what ever we have now is what we have for out life time(example: Fossil fuels(oils, gas, etc), minerals(Gold, diamonds))

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5
Q

what is a flow resource

A

neither renewable nor non-renewable. Resources that get replaced by natural actions(sunlight, wind, waves)

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6
Q

what is an ‘other’ resource

A

resources based on human experiences(Tourist sights(Niagara falls, Rocky mountains, northern lights))

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7
Q

what are the four levels of industry

A

Primary, Secondary, tertiary, Quaternary

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8
Q

what is the Primary workforce

A

involves the extraction and harvesting of natural resources, including agriculture, mining, and fishing / Directly engages in the extraction and harvesting of natural resources.

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9
Q

what percentage of the Canadian workforce works in Primary industry

A

5%

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10
Q

job examples of Primary industry

A

Fishing, mining

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11
Q

what is the Secondary workforce

A

turning natural resources from the primary industry into finished / usable products.

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12
Q

what percentage of the Canadian workforce works in secondary industry

A

22%

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13
Q

job examples of secondary industry

A

Welder, construction worker

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14
Q

what is the Tertiary workforce

A

selling of goods(physical items) and services(tasks done for you).

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15
Q

what percentage of the Canadian workforce works in tertiary industry

A

73%

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16
Q

job examples of tertiary industry

A

nurses, retail cashiers

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17
Q

what is the Quaternary workforce

A

knowledge and information based industries which focus on research. Any industry that creates or manages new data or information

18
Q

job examples of Quaternary industry

A

Scientists, geologist, marine biologists

19
Q

What is the multiplier effect

A

term given to the idea that any changes to one level of industry impacts all the other levels of industry

20
Q

what is sustainability

A

the ability to me maintained at a certain rate or level

21
Q

what is stewardship

A

the responsible management and protection of natural resources for the benefit of current and future generations.

22
Q

what is open-pit mining

A

mining technique where large holes are dug to extract minerals or rocks near the Earth’s surface

23
Q

what is underground mining

A

Mining that is done completely underground(They use tunnels that are blasted deep into the earth to find the minerals)

24
Q

what are tailings

A

Materials that are left over from milling and smelting. They are usually poisonous materials

25
what are tailing ponds
tailings mixed with water stored in a dammed areas away from rivers and lakes to prevent pollution
26
what are 2 issues related to the mining industry
Social: People living near mines may suffer from increased rates of cancer and respiratory diseases due to exposure to toxins. Environmental: Tailings pond leaks can release toxic chemicals into rivers and waterways.
27
what is Intensive farming
Small farms growing quality veggies and some animals, near big cities. They hire many people and make good money.
28
what is Extensive farming
Very large farms growing easy crops with few workers, focusing more on animals. They make little profit for their size
29
what is food miles
The distance that our food and crops travels
30
what is food security
Describes how safe and accessible our food is
31
what are the 4 factors limiting farming in canada
climate, soil, urban sprawl, climate change
32
what is clear cutting
All trees in an area are cut, no matter age, quality and health. Its very cheap and quick
33
what is strip/patch cutting
a type of clear cutting is done in smaller sections of forest cut in long lines or checkerboard patches. Cheap and quick, but not as cheap as clear cutting
34
what is Selective cutting
Only mature trees are cut. Young or non useful trees are left behind
35
what is over fishing
When more fish are caught than the population can replace through natural reproduction
36
what is bycatch
fish, turtles, seabirds and other animals that are not targeted by fisheries, but are incidentally(accidentally) caught by trawling nets.
37
what are Trawling nets
large boats that scrape the bottom of the ocean
38
Did the Once-ler show good stewardship?
No, he exploited the land without thinking long-term
39
How was the Thneed business connected to ecosystem health?
Cutting trees = destroyed habitats = collapse of species
40
what lessons can you take away from The Lorax
Think before exploiting resources, short-term gain = long-term harm