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17 Cards in this Set

  • Front
  • Back
conservation biology
a goal-oriented science that seeks to counter teh biodiversity crisis
biodiversity crisis
the current rapid decrease in Earth's great variety of life
endangered species
species in danger of extinction throughout all or a significant portion of its range
threatened species
species likely to become endangered in the foreseeable future throughout all or a significant portion of range
a subdivided population of a single species
source habitat
an area of habitat where a population's reproductive success exceeds mortality and excess individuals disperse
sink habitat
a habitat where mortality exceeds reproductive success
minimum viable population size (MVP)
the smallest number of individuals needed to perpetuate a population, subpopulation, or species
minimum dynamic area
the amount of suitable habitat needed to sustain a viable population
effective populaiton size
based on the number of adults that successfully breed (contribute gametes to the next generation)
population viability analysis (PVA)
a method of predicting whether or not a species will persist in a particular environment
landscape ecology
the application of ecological principles to the study of land-use patterns
movement corridor
a narrow strip or series of small clumps of quality habitat connecting otherwise isolated patches
zoned reserve systems
an approach to landscape management
restoration ecology
a subdiscipline of conservation biology applying ecological principles in developing ways to return degraded ecosystems to conditions as similar as possible to their natural, predegraded state
the use of living organisms usually prokaryotes, fungi, or plants to detoxify polluted ecosystems
sustainable development
the long-term prosperity of human societies and the ecosystems that support them