Combining spaceborne lidar from the Global Ecosystem Dynamics Investigation with local knowledge for monitoring fragmented tropical landscapes: A case study in the forest-agriculture interface of Ucayali, Peru
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View abstract on PubMed
Summary
This summary is machine-generated.This study used NASA
Area Of Science
- Tropical ecology
- Remote sensing
- Geospatial analysis
Background
- Fragmented tropical ecosystems require effective monitoring for stewardship.
- Integrating local knowledge with advanced technology is crucial for landscape management.
Purpose Of The Study
- To investigate vegetation structural characteristics in Ucayali, Peru.
- To compare agricultural and forest regeneration classes using a co-production approach.
- To assess the utility of spaceborne lidar in characterizing tropical ecosystems.
Main Methods
- Combined local ecological knowledge with NASA's Global Ecosystem Dynamics Investigation (GEDI) spaceborne lidar data.
- Classified vegetation types including oil palm, cacao, and various forest regeneration stages.
- Analyzed horizontal and vertical vegetation structure using lidar-derived metrics.
Main Results
- Mature lowland forests exhibited greater mean canopy height and lower height variance than secondary forests.
- Secondary forests showed similar vertical profiles to mature forests.
- Lidar-based relative height ratios (RH50/RH95) were similar across mature forest, secondary forest, and oil palm, contrary to expectations.
Conclusions
- Spaceborne lidar metrics can complement local knowledge for monitoring fragmented tropical landscapes.
- Lidar provides structural insights where optical remote sensing is limited by cloud cover.
- A co-production approach effectively addresses technical and social challenges in tropical landscape management.
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