Calculate area of raster cells
Tim Erbrecht wrote:
Dear all, having data in a SpatialGridDataFrame with geographic coordinates, is there a simple method to calculate the spatial area for each cell? I wasn't able to find anything in the list archives ... Thanks and best regards Tim ------------------------------------------------------------------------
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with the meuse dataset: library(sp) data(meuse.grid) gridded(meuse.grid) = ~x+y fullgrid(meuse.grid) = TRUE bla = gridparameters(meuse.grid) area = bla$cellsize[1] * bla$cellsize[2] area cheers, Paul
Drs. Paul Hiemstra Department of Physical Geography Faculty of Geosciences University of Utrecht Heidelberglaan 2 P.O. Box 80.115 3508 TC Utrecht Phone: +3130 274 3113 Mon-Tue Phone: +3130 253 5773 Wed-Fri http://intamap.geo.uu.nl/~paul http://nl.linkedin.com/pub/paul-hiemstra/20/30b/770