Every government climate expert in the world predicted that the snow line would retreat towards the poles due to warmer weather, causing lower extent. The exact opposite is happening. Due to Arctic air incursions penetrating further and further south, snow is falling at lower latitudes and winter snow extent is increasing. This past winter had the tenth highest snow extent on record.
Rutgers University Climate Lab :: Global Snow Lab
Only a complete moron or a government climate expert would believe that snow in the Sahara is due to an overheated atmosphere. But I repeat myself.
A metre of snow falls in the Sahara desert