It is found in the research that the lower classes have more empathy with people than the upper classes.

In 2009 a team of psychologists at the University of California, Berkeley, who were studying people from different walks of life, noticed that those from the upper classes were less good than those from the lower at discerning emotions on the faces of others. This led them to speculate that such empathy weakens as you go up the social scale.

Around the world billions of people already struggle during dry seasons. Drought and deluge are a costly threat in many countries. If water is not managed better, today’s crisis will become a catastrophe. By the middle of the century more than half of the planet will live in areas of "water stress" , where supplies cannot sustainably meet demand.