Title |
Forest biomass change estimated from height change in interferometric SAR height models
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Published in |
Carbon Balance and Management, September 2014
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DOI | 10.1186/s13021-014-0005-2 |
Pubmed ID | |
Authors |
Svein Solberg, Erik Næsset, Terje Gobakken, Ole-Martin Bollandsås |
Abstract |
There is a need for new satellite remote sensing methods for monitoring tropical forest carbon stocks. Advanced RADAR instruments on board satellites can contribute with novel methods. RADARs can see through clouds, and furthermore, by applying stereo RADAR imaging we can measure forest height and its changes. Such height changes are related to carbon stock changes in the biomass. We here apply data from the current Tandem-X satellite mission, where two RADAR equipped satellites go in close formation providing stereo imaging. We combine that with similar data acquired with one of the space shuttles in the year 2000, i.e. the so-called SRTM mission. We derive height information from a RADAR image pair using a method called interferometry. |
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