Land restoration is the key to a well-functioning food system, healthier nature and stable climate.
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This is the moment to create a global society that offers everyone the opportunity to live a healthy, fair life.
The world has eight years to remove 28 gigatonnes of CO2 from the atmosphere to meet its 1.5C goal.
![A man walks past an advertisement near the venue for the UN Climate Change Conference (COP 26) in Glasgow, Scotland on October 30, 2021 [Reuters/Yves Herman]](https://www.aljazeera.com/wp-content/uploads/2021/10/2021-10-30T141049Z_1377093683_RC2DKQ9D5NZR_RTRMADP_3_CLIMATE-UN.jpg?resize=270%2C180&quality=80)
Land can be our greatest ally in fighting climate change, but first we need to restore it to full health.
![The Great Green Wall Initiative, which was launched by the AU in 2007, is aiming to restore 100 million hectares of degraded land across the Sahel in an 8,000 km-long strip, sequester 250 million tons of carbon, and create 10 million jobs in rural areas by 2030 [greatgreenwall.org]](https://www.aljazeera.com/wp-content/uploads/2021/05/great-green-wall.jpeg?resize=270%2C180&quality=80)
Throughout my career at the World Bank, and at the UN, I have come across many war zones but none co
![The humanitarian tragedy in Gaza has made the Palestinian economy worse, writes Andersen [AFP]](https://www.aljazeera.com/wp-content/uploads/2014/11/201411492154469734_20.jpeg?resize=270%2C180&quality=80)