2: Definitions Flashcards

1
Q

Conservation bio has goals to…**

A
  • document biodiversity
  • understand human impacts on it
  • prevent its loss
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2
Q

During European settlement of NA, why was there limited conservation ethics

A
  1. shifting economic priorities
  2. myth of superabundance
  3. national policies of expansion
  4. Christian belief systems
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3
Q

Decline in passenger pigeon was due to…

A

habitat loss and hunting (10 million in 1 year)
Bigger impact was that surviving birds abandoned their nests, and they only lay 1 egg, and not every year

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4
Q

What is the allee effect? E.g.

A

Positive density dependence. Fitness of individuals is lower at lower population densities.
e.g. Pigeons failed to breed at low densities, large colony beh provided some unknown benefit

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5
Q

Why did we destroy the bison (5)

A
  • could not be domesticated
  • breakdown/loss of indigenous hunting territories
  • force native people onto reserves
  • economic market of hides for robes and bones for fertilizer
  • value of bison habitat for wheat and cattle
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6
Q

Two early visionaries of conservation bio who were canadian, describe

A

James Harkin: father of national parks (founded EINP), connect human wellbeing with conservation, increased tourism

Group of seven: landscape painters

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7
Q

What are Soule’s Organizational Values (5)

A
  1. Biological diversity has intrinsic value
  2. Untimely extinction of species should be prevented
  3. diversity of spp/complexity of biological communities should be preserved
  4. science plays critical role in understanding ecosystems
  5. collaboration among scientists, managers and policy makers is necessary
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8
Q

What is normative

A

Establishing, relating to, or deriving from a standard or norm, especially of behaviour

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9
Q

Conservation biologist belief system (5)

A
  1. biological diversity is good
  2. unnatural extinction is bad
  3. ecological complexity is good
  4. continued evolution is good
  5. biological diversity has intrinsic value beyond what it provides to humans
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