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Threats to Biodiversity01:50

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There have been five major extinction events throughout geological history, resulting in the elimination of biodiversity, followed by a rebound of species that adapted to the new conditions. In the current geological epoch, the Holocene, there is a sixth extinction event in progress. This mass extinction has been attributed to human activities and is thus provisionally called the Anthropocene. In 2019 the human population reached 7.7 billion people and is projected to comprise 10 billion by...
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Watershed Planning within a Quantitative Scenario Analysis Framework
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Published on: July 24, 2016

Protecting biodiversity in multiple-use lands: Lessons from the US forest service.

D S Wilcove1

  • 1David Wilcove is at Wilderness Society, 1400 Eye Street NW, Washington, DC 20005, USA.

Trends in Ecology & Evolution
|January 14, 2011
PubMed
Summary

Protected areas alone are insufficient for biodiversity conservation. Effective policies are needed to safeguard species on lands open to development, with US Forest Service models offering potential but incomplete solutions.

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Area of Science:

  • Conservation Biology
  • Environmental Policy
  • Ecology

Background:

  • Strictly protected nature preserves are limited in size and number, posing a threat to overall biological diversity.
  • The extirpation of numerous populations and species is likely without biodiversity protection on lands designated for development.
  • Developing practical and effective policies for biodiversity conservation on multiple-use lands is a critical global challenge.

Purpose of the Study:

  • To highlight the inadequacy of protected areas alone for sustaining biological diversity.
  • To emphasize the necessity of implementing conservation strategies on multiple-use lands.
  • To evaluate existing policies, such as those from the US Forest Service, as potential models for biodiversity protection.

Main Methods:

  • Analysis of the limitations of strictly protected nature preserves.
  • Review of the potential for biodiversity loss on lands open to development.
  • Examination of US Forest Service policies as case studies for multiple-use land conservation.

Main Results:

  • Current protected areas are insufficient to maintain comprehensive biological diversity.
  • Biodiversity protection on lands open to development is essential to prevent species extirpation.
  • US Forest Service policies offer valuable insights but require further refinement for global application.

Conclusions:

  • A multifaceted approach integrating protected areas with conservation on multiple-use lands is imperative.
  • Policy development must focus on practical and effective strategies for biodiversity safeguarding.
  • Continued evaluation and adaptation of conservation policies are necessary to address the global biodiversity crisis.