[tathougies]

Of course the technology exists to bring food to the desert. Move to california if you think this is what the hold up is.

[onion2k]

California has ports and airports and... roads. People stay in the same places for a long time. Try delivering fresh produce to nomadic Bedouin tribes in the Eastern Sahara and you might find it a little trickier.

[Mirioron]

Then perhaps living in the Eastern Sahara is not a good choice?