The future of energy, with Steve Taub, researcher with the Cambridge Energy Research Associates, an energy monitoring agency. Also: Coalition of environmental groups say wealthy nations must do more to stop global warming; The world’s cities brace for a future in which sea level rise can have environmental and economic impacts; National Audubon Society reports 30% of bird populations they analyze are suffering a decline: What does this mean?; Scientists finding that the human genome has much less genes than was thought; More scientific evidence that fruits and vegetables provide defense against cancer; Was the universe born as a black hole?