Earth and Leaf Editorial – An Unbearable Heat   Much of Africa will become uninhabitable, not just for humanity.  The cooling and climate effects of trees are all too apparent.  We must end large scale ruminant livestock farming and return to the forests.  Trees take up Carbon and moderate unbearable heat.  Luis Graterol/Unsplash Extract   People often think of a heatwave as a temporary event, a brutal week of sun that eventually breaks with a cool breeze. But as the climate changes globally, in parts of Africa, that level of heat is becoming a permanent part of the weather. Research shows Africa’s exposure to dangerous heat is rising rapidly. Until…