Analyzing dunes with GIMP (III)

For this version, instead of averaging the colorized map of dune edges I averaged the edges before colorizing. It must be noted that red dunes are big dunes, not 'bad dunes'.

Download: Full resolution | 1:2 resolution | 1:4 resolution | 1:8 resolution

Here you can download the raw image (7 MB), if you want to play with it.