Progress is slow on Africa’s Great Green Wall, but some bright spots bloom
The southern fringes of the Sahara are dynamic. As rainfall varies, land patches on the edge chop and change between green and arid brown. Human activities, like overgrazing, deforestation or poor irrigation, further degrade some of the already arid parts of the Sahel, resulting in desertification. As the planet heats up, changes in rainfall patterns can cause longer dry spells on the southern boundaries of the Sahara, stretching the desert further down, and affecting nearly a million people and their livelihoods in the Sahel.
?Green Roofs, Living Walls, and Green Infastructure Read More