Sixth Extinction

Question 1

Intrinsic value

Answer 1

Aspects of the environment have value independent of the values that humans assign to them

Question 2

Instrumental value

Answer 2

The environment and other species are of value only because they are means to human ends

Question 3

Rational actor

Answer 3

We make choices so as to maximize our utility (satisfaction), taking account of uncertainties as well as benefits and costs associated with each course of action.

Question 4

A utilitarian ethic

Answer 4

The most appropriate decision is one that provides the greatest good to the greatest number

Question 5

Contingent valuation

Answer 5

Ask people what they would be willing to pay to preserve or protect environment

Question 6

What are 3 concerns to contemplate in regards to endangered species?

Answer 6

1) what species are “worth” protecting
2) the amount of value a species has ($$)
3) what actions humans are willing to take to preserve the species

Question 7

What are the 5 mass extinction events in history?

Answer 7

1) end-Ordovician
2) end-Devonian
3) end-Permian
4) end-Triassic
5) end-Cretaceous

Question 8

In the __________ mass extinction (The Great Dying), ___% of marine species died out and ___% of land species.

Answer 8

Permian
96
70

Question 9

What are the 6 ways that humans impact the environment?

Answer 9

1) Habitat destruction/fragmentation
2) Hunting/fishing/poaching
3) Human introduced invasive species
4) Human introduced diseases
5) Pollution
6) Climate change

Question 10

What is the first mammal to be wiped out due to human-induced climate change?

Answer 10

Bramble Cay Melomys

Question 11

Just one lionfish can reduce juvenile reef fish populations by close to ___%.

Answer 11

80