As our climate changes, we fear that warmer temperatures and drier conditions could make life hard for us. In most locations, it’s a future concern that feels uncomfortably near, but for some locations, it’s already very real. Take the Sahara desert, for example, and the degraded landscapes to the south in the Sahel. These arid regions are so dry that they struggle to support life at all, and temperatures there are rising faster than almost anywhere else on the planet.
This is a companion discussion topic for the original entry at https://hackaday.com/2024/05/09/the-great-green-wall-africas-ambitious-attempt-to-fight-desertification/