[ExI] Greening the Sahara

[Mirco Romanato]

Dan ha scritto:

>> The magic sand sheets would be put on site and covered. Then
>>  they would work for 30 years minimum. No risk wind move it or
>>  cover it. It, also, would work immediately on the limited place.
>>  No need to cover a large part of the desert before seeing any effect.

> But what happens if it's covered by sand? :)

Well, covered by the sand is a feature in this case, not a bug.

Mirco