A Plant of Deep Root...

Here is an interesting story coming out of the border regions of the Sahara. The people there are doing combat against the creeping sands destroying the arable land there. The weapon against this scourge, the acacia tree. Lines of acacia trees are being planted to keep the Sahara at bay.

You can read more here. Truly, a plant of deep root.

H/T to WM Steve B.