Grassroots Mapping is a series of participatory mapping projects involving communities in cartographic dispute. Seeking to invert the traditional power structure of cartography, the grassroots mappers used helium balloons and kites to loft their own “community satellites” made with inexpensive digital cameras.

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Multispectral work at Sunol Ag Park

December 8th, 2011 by Stewart Long

This is a snapshot of some multispectral imaging that I have been working on with Pat Coyle at the organic agriculture park in Sunol, California. http://www.sagecenter.org/sunol-agpark/

near infrared tool:
http://publiclaboratory.org/tool/near-infrared-camera

Jeff Warren's NRG tutorial: http://youtu.be/Sfic43qRHqk
Warren on NDVI: http://youtu.be/-nNnWEHNO_w