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Related Experiment Videos

Land-use allocation protects the Peruvian Amazon.

Paulo J C Oliveira1, Gregory P Asner, David E Knapp

  • 1Department of Global Ecology, Carnegie Institution of Washington, Stanford, CA 94305, USA. gpa@stanford.edu

Science (New York, N.Y.)
|August 11, 2007
PubMed
Summary
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Peruvian Amazon

Area of Science:

  • Tropical ecology
  • Remote sensing
  • Conservation science

Background:

  • Tropical forests face significant ecological and socioeconomic impacts from disturbance and deforestation.
  • Detecting and quantifying diffuse forest damage at regional scales presents challenges.

Purpose of the Study:

  • To quantify forest disturbance and deforestation rates in the Peruvian Amazon from 1999 to 2005.
  • To assess the effectiveness of protected areas, indigenous territories, and forest concessions in mitigating forest loss.

Main Methods:

  • Utilized the Carnegie forest damage detection system, an expanded remote sensing approach.
  • Analyzed spatial data to quantify rates of forest disturbance and deforestation across the Peruvian Amazon.

Main Results:

Related Experiment Videos

  • Annual average rates: 632 km² of disturbance and 645 km² of deforestation.
  • Minimal impact within protected areas (1-2%).
  • Indigenous territories and forest concessions showed lower rates of disturbance and deforestation.

Conclusions:

  • Land-use policies and geographical remoteness are key factors protecting the Peruvian Amazon.
  • Despite increases in disturbance and deforestation, conservation strategies show some success.