Climate Change: How farming fuels ecosystem degradation in Africa —Experts One expert says the biggest driver of land degradation in the continent from the agriculture perspective is "tillage". 3 min read Amidst concerns over the intensification of Africa’s ecosystem degradation driven by development activities of the rapidly expanding population, advocates championing Sustainable Development Goals (SDG) courses have identified common agricultural practices driving land degradation in the continent. The environmentalists shared their thoughts and experiences while speaking on how small-scale farmers and local communities can get involved in drylands restoration campaigns at the ongoing first-ever digital Global Landscape Forum (GLF) conference on Wednesday.