Skip the Add and listen to Hans Rosling Explain the Problem the World Faces

Too many people today are poor and too many of the poor are dying. That is the urgent problem. By the end of the century, if things go well, there will be a lot more people and the people will produce and consume a lot more per person. The world will have to find a way to deal with the demand for resources and the threat of pollution so as not to destroy the environment. That is the longer term problem.