What is Africa's "Great Green Wall"?
  • 4 months ago
A group of 21 African countries has joined forces against climate change. Over the past 50 years, their lands (just below the Sahara) have become desert, so they’ve banded together to reclaim the area by planting a wall of trees from one side of the continent to the other. The Sahel, as the region is called, was once full of grasslands and woodlands, but is now one of the most environmentally degraded places on earth. The goal of the initiative, which started as a tree-planting venture and has now become a whole environmental movement, is to reclaim 247 million acres of lang by the year 2030, and to create hundreds of thousands of jobs. And the best part? It’s working.

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