“Eleven countries are planting a wall of trees from east to west across Africa, just under the southern edge of the Sahara desert. The goal is to bring the dry lands back to life” Posted on February 25, 2018 by Matthew T. Ballew http://www.bbc.com/news/av/magazine-41391844/why-is-africa-building-a-great-green-wall Share this:EmailLinkedInTwitterFacebook