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Funded Research

Quantifying the accuracy and uncertainty in remote sensing products of land use change: implications for carbon monitoring

Woodcock, Curtis: Boston University (Project Lead)

Project Funding: 2011 - 2012

NRA: 2010 NASA: Science Definition Team for Carbon Monitoring System   

Funded by NASA

Abstract:
We propose to contribute to the Biomass Pilot of the carbon monitoring system by working closely with and providing guidance to the investigators involved in the estimation of land use change rates. Our experience concerning the effect of uncertainty in estimates on land use change rates on terrestrial carbon budgets indicates: (1) close attention to accuracy assessment is essential; (2) integration of the accuracy assessment results into the final estimates of land use change rates often leads to surprising large differences from the original remote-sensing based rates and (3) quantifying the uncertainty (or confidence intervals) in the land use change rates is the best measure of the value of remote sensing estimates; and (4) large uncertainties in land use change rates translate into large uncertainties in terrestrial carbon budgets. Our guidance and recommendations will derive from our experience over the past few years quantifying the effect of land use change on terrestrial carbon budgets in a variety of locations around the world (Olofsson et al., 2010; Kummerle et al., 2010; Jeon et al., 2011b). Additionally, we propose to serve as a liaison to several key groups with significant interest and expertise related to carbon monitoring. Woodcock is Team Leader for the Landsat Science Team and will facilitate coordination of efforts as they relate to the Landsat Program. Woodcock also serves as Co-Chair of the Land Cover Implementation Team in GOFC-GOLD (Global Observation of Forests and Land Cover Dynamics), and will serve as liaison to this group of international scholars that has worked for over a decade to promote monitoring of the world's forests, including carbon dynamics. As part of his role in GOFC-GOLD, Woodcock is involved in the GEO Forest Carbon Tracking Task, and can work to coordinate efforts between the NASA Carbon Monitoring System and this international group. Similarly, Woodcock contributes to the GOFC-GOLD Sourcebook for REDD reporting.

Publications:

Holden, C. E., Woodcock, C. E. 2016. An analysis of Landsat 7 and Landsat 8 underflight data and the implications for time series investigations. Remote Sensing of Environment. 185, 16-36. DOI: 10.1016/j.rse.2016.02.052


2011 NASA Carbon Cycle & Ecosystems Joint Science Workshop Poster(s)

  • Carbon implications of forest restitution in post-socialist Romania   --   (Pontus Olofsson, Tobias Kuemmerle, Curtis Woodcock)   [abstract]

More details may be found in the following project profile(s):