A living wall, not a fence<\/h2>\n\n\n\n
The Great Green Wall began in 2007 under the African Union as a bold response to desertification and land degradation in the Sahel and Sahara regions. <\/p>\n\n\n\n
At first, it was imagined as a belt of trees to halt the desert\u2019s spread<\/a>, but it has since evolved into a wider restoration effort focused on agriculture, pastoral land, forests, and local livelihoods.<\/p>\n\n\n\n In practical terms, the \u201cwall\u201d is more like a patchwork of green and productive landscapes. Some areas need trees, others need protected grazing land, water harvesting, better soil management, or farmers helping native shoots grow back naturally.<\/p>\n\n\n\n That last point matters. A planted seedling can die quickly in dry heat, but a native root system already sitting underground often has a better shot at survival.<\/p>\n\n\n\n For families living near the desert\u2019s edge, this is not an abstract climate project. It is about whether crops grow, whether livestock can graze, whether wells last through the dry season<\/a>, and whether young people see a future at home instead of leaving.<\/p>\n\n\n\n The European Commission says the Great Green Wall is designed to improve livelihoods, foster environmental sustainability, and support communities facing drought, food shortages, conflict over shrinking resources, and migration pressure. That is why this project sits at the crossroads of ecology, business, security, and technology.<\/p>\n\n\n\n Then there is the bigger picture. The official targets include restoring 250 million acres of degraded land, creating 10 million jobs, sequestering 250 million tons of carbon, improving food security for 20 million people, and giving 10 million smallholder farmers access to climate-resilient agricultural technologies.<\/p>\n\n\n\n Early efforts were not always successful. In some areas, millions of young trees died<\/a> because they did not get enough water or follow-up care, with mortality rates reportedly rising above 80%.<\/p>\n\n\n\n That is why the strategy has shifted toward species and methods that fit the land. Local trees such as acacia and baobab are better suited to dry conditions, while farmer-managed natural regeneration can protect shoots that are already adapted to the soil around them.<\/p>\n\n\n\n It sounds simple\u2013almost too simple. But in a place where one dry season can undo years of work, the smartest technology may be knowing when not to force the land into something it cannot sustain.<\/p>\n\n\n\n The Great Green Wall has attracted major international support. In 2021, partners announced at least $14.326 billion in new funding to speed up restoration, protect biodiversity, create green jobs, and build resilience across the Sahel.<\/p>\n\n\n\n Still, UNCCD<\/a> says at least $33 billion would be needed over the decade to meet the initiative\u2019s 2030 ambitions. Its own Great Green Wall Accelerator page also points to almost 45 million acres restored and 350,000 jobs created, while warning about weak coordination, limited national priority setting, and funding gaps.<\/p>\n\n\n\nAlso Read: The world\u2019s largest artificial river runs under the Sahara, but the 4,000-km giant is draining water that may never come back<\/a><\/h4>\n<\/div>\n<\/div><\/div>\n<\/div>\n\n\n\n
Why the Sahel matters<\/h2>\n\n\n\n
The hard part is keeping it alive<\/h2>\n\n\n\n
Also Read: Germany is looking to the Sahara to power its electricity grid with a 4,800 km submarine cable that will bring light from the desert, and the plan is so ambitious that it is already causing concern across half of Europe<\/a><\/h4>\n<\/div>\n<\/div><\/div>\n<\/div>\n\n\n\n
Money, data, and security<\/h2>\n\n\n\n
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