Guardian: One of the most powerful women in the world is talking about cooking stoves. Thank God. Today, Hillary Clinton will describe the huge impact that something as simple as cooking fuel has on millions of lives. Want to know what is one of the leading causes of death for women and small children? You might imagine HIV/Aids or, given the focus on maternal mortality at the UN Summit in New York, you might suggest that women’s greatest risk is death in childbirth. But just as dangerous and much …