Parks, Protected Areas, And Forestry Flashcards

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1
Q

ecological integrity

A

means keeping ecosystems healthy and whole– a state where ecosystem biodiversity, structures and functions are unimpaired and likely to persist.

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2
Q

national parks

A
  • very restricted development in parks
  • operated by the federal government
  • run on the principle of ecological integrity
  • reference point is what the environment was like BEFORE the humans were there
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3
Q

provincial parks

A
  • use a model of the three pillars of sustainable development: environment, social well-being, economic development
  • human interests and resource development is as important as protecting the resource
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4
Q

fragmented habitats

A
  • create stress on the organisms
  • they may want to move from one “island” to the next
  • fragments restrict the population and mess with genetic diversity
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5
Q

biosphere reserves

A
  • zone of co-operation
  • buffer zones
  • corridors
  • core areas
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6
Q

minimum viable population (mvp)

A

estimated smallest population that can maintain itself and its genetic variability indefinitely

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7
Q

wildlife corridors

A

underground and above ground passages/corridors for the wildlife to move from “island” to “island”

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8
Q

core areas

A

area where natural processes are allowed to continue with as little development impact as possible and explore multiple ways to integrate with the neighbouring working landscapes

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9
Q

zone of cooperation

A

resources are utilized and managed in a sustainable manner in ways that support the conservation objectives of the protected and working landscapes

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10
Q

conservation

A

humans and society are in that environment (within the limits of the environment). restrictions are still in place. (provincial parks)

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11
Q

preservation

A

goal is to maintain the area the way that it was before humans came into the area. (national park)

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12
Q

forest ecosystem

A

-a plant community dominated by trees and other woody plants as well as shrubs, forbs, and grasses divided into vertical layers: canopy, shrub, forest floor

  • types of trees vary to climate
  • types of forests determine the types of soil that you’re going to have
  • also huge in dealing with carbon and the way that water flows
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13
Q

stresses to Canada’s forests

A
  • logging
  • mining
  • hydroelectric development
  • climate change
  • acid precipitation
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14
Q

second(ary) growth

A

regenerating forest after natural disturbances or forestry operations (10-50-100 years)

  • trees more closely spaced
  • more vegetation on forest floor b/c of the succesonal stage of the forest
  • less biodiversity than old growth due to presence of one canopy layer and fewer ecological niches
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15
Q

old growth

A

has attained at least 100-500 years
-unique biological features maintain certain species.
large live trees
large dead trees (snags)
large logs on forest floor
-multiple vertical layers representing different tree species in some cases
-tremendous number of ecological niches to support biodiversity

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16
Q

selective cutting

A
  • UNEVEN-AGED FOREST is maintained
  • trees are cut singly or in small clumps
  • forest regenerates naturally, with young trees and seedlings benefiting from the protection of existing trees
  • most valuable harvested, or a specific size or quality
17
Q

clear-cutting

A

an entire strand of trees is harvested from an area at one time in blocks.

  • EVEN-AGED STRUCTURE
  • highly fragmented landscape
  • nothing holds the soils in place anymore
  • doesn’t recover on its own
18
Q

FSC Certification

A

highest level of certification

-promotes biodiversity and reduces the amount of harm on the environment