Enlightened policies leading to such results are badly needed for the poorest to cope with (now inevitable) global warming:
Still, more trees mean that Niger’s people are in a better position to withstand whatever changes the climate might bring. “This is something the farmers control, and something they do for themselves,” said Dr. Larwanou. “It demonstrates that with a little effort and foresight, you can reduce poverty in the Sahel. It is not impossible or hopeless, and does not have to cost a lot of money. It can be done.”
A combination of efficient policies to make sure global warming doesn't get increasingly worse from industrialized countries (i.e., green tax shift) and low cost but highly effective green policies like those that led to the re-greening of Niger, and we can get through this.