BiodiversityCrisisLEC38 Flashcards

1
Q

how many glaciers are still here today?

A

26

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2
Q

how many inches the sea level has already risen in the past century

A

8 inches

*Maldives have meeting underwater

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3
Q

keys to minimizing climate changes

A

–Reduced use of fossil fuels
–Increased energy efficiency
–Increased reliance on renewable energy

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4
Q

how many square miles of Southern Louisiana’s wetlands are we losing each year?

A

30 square miles per year

*currently losing 2 football fields of land per hour

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5
Q

Introduced species

A

species moved by humans disrupting communities

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6
Q

Conservation biologists

A

seek to counteract new mass extinction

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7
Q

Overexploitation

ex. reductions in many game fish, like redfish

A

human harvesting too fast for a species to recover

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8
Q

keystone species

A

major species that greatly contribute to its communities

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9
Q

Habitat corridors

A

narrow strips of habitat connecting isolated patches

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10
Q

Restoration ecology

A

uses ecological principles to restore degraded ecosystems

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11
Q

Biological augmentation

A

uses organisms to improve a degraded ecosystem

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12
Q

Ecosystem services

A

the ways that natural ecosystems help sustain humans

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13
Q

environment’s carrying capacity

A

the maximum population size the environment can support

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