This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

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n. The transformation of arable or habitable land to desert, as by a change in climate or destructive land use.

n. Process by which a geographic region becomes a desert. The change may result from natural changes in climate or by human activity.

n. the gradual transformation of habitable land into desert; is usually caused by climate change or by destructive use of the land

"The term desertification was coined to convey this drama of pressing and interconnected issues in drylands, but human-induced land degradation extends beyond drylands or forests."

geologic process    geological process   

overgrazing    ubiquitylation    computerization    privatization    unproductiveness