Deep in the driest and hottest part of Israel, a California-born botanist is trying to remake the Negev Desert with productive trees that thrive on abuse.
Hands-off care of the forests around Mount Rushmore may have created a sweet spot for an ancient enemy of the Ponderosa pine — the mountain pine beetle.
Reforesting efforts in Haiti may not provide immediate relief, but could create a renewable and sustainable supply of food and fuel for desperate villages.