Sahel – GLOBAL IDEAS Blog https://blogs.dw.com/globalideas Thinking for a cooler world Thu, 02 Oct 2014 08:32:05 +0000 en-GB hourly 1 Acacia trees help combat desertification https://blogs.dw.com/globalideas/acacia-trees-help-combat-desertification/ Wed, 15 Jun 2011 15:30:10 +0000 http://blogs.dw.com/globalideas/?p=2631