<div dir="ltr"><i>"...Said this, why not try to use CORINE [1] definitions?"</i><br><br>Thank you Voschix to mention this paper, searching the ISBN code (ISBN 92-826-2578-8) I was able to download it from <a href="http://researchgate.net">researchgate.net</a> (it's a pdf with 120 pages).<br>Unluckily it's only about part of Europe (from 62°N to 28°S, from 14°W to 29°E), 12 European countries participated in this project.<br><br>The working scale of the project was 1/100000, and the smallest mapping unit was 25 hectares.<br><br>About desertic lands we're discussing, this is their classification:<br><br>3. Forests and semi-natural areas<br>3.3 Open Spaces with little or no vegetation<br>3.3.1 Beaches, dunes, and sand plains<br>3.3.2 Bare rock<br>3.3.3 Sparsely vegetation<br>3.3.4 Burnt areas<br>3.3.5 Glaciers and perpetual snow<br></div><div id="DAB4FAD8-2DD7-40BB-A1B8-4E2AA1F9FDF2"><br> <table style="border-top:1px solid #d3d4de">
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