Unit 3: Ecosystem Service Flashcards

1
Q

What is the difference between intrinsic and instrumental value?

A

Intrinsic value is a value independent of any benefit to humans, instrumental value is an instrument or tool that leads to a benefit for humans.

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2
Q

Provisions

A

Goods produced by ecosystems that humans can use directly.

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3
Q

Examples of provisions

A

Lumber, food crops, medicinal plants, natural rubber, and furs.

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4
Q

Regulating service

A

Natural ecosystems help regulate environmental conditions.

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5
Q

As a regulating service, how much carbon do natural ecosystems remove a year?

A

4 out of 8 gigatons emitted.

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6
Q

Support systems

A

Services that maintain fundamental ecosystem processes.

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7
Q

Examples of support systems

A

Pollination, filtered water, and natural pest control.

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8
Q

Cultural service

A

Ecosystems provide cultural or aesthetic benefits to many people.

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9
Q

Example of cultural service

A

People will pay for beautiful nature.

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10
Q

How much money are ecosystem services worth?

A

125 trillion dollars a year.

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11
Q

Why is preserving biodiversity important in the context of medicinal plants?

A

It improves the chance of finding the next critical drug.

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12
Q

Regulating service examples

A

Cycling of carbon, absorption of water preventing floods, prevention of soil erosion, cycling of nutrients.

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