Indicator: Forest Canopy & Height Cover

Status

Available on Project Basis

Description

Canopy height measures the height of woody vegetation from ground to canopy top in meter increments. Canopy cover quantifies the percentage of area occupied by trees (defined as vegetation ≥5m tall) within each pixel

Unit

  • Canopy Height: meters

  • Canopy Cover: percentage

Temporal Resolution

Annual, with data available since 2013

Spatial Resolution

30 meters

Data

Planet forest diligence product, which is based on:

  • Airborne and spaceborne LiDAR data

  • Surface reflectance data from Landsat and Sentinel-2

  • L-band Synthetic Aperture Radar mosaics from ALOS-PALSAR-2

Method

Planet forest diligence product methodology: Uses U-Net image regression models to predict canopy height and cover, followed by Light gradient boosting-machine regression models to predict aboveground carbon based on the predicted height, cover, and elevation data. The model converts biomass to carbon using a global mean carbon concentration of 0.476.

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