MarketWatch: Royal Dutch Shell PLC's (RDSA) chief executive on Thursday urged the oil industry and governments to work more closely to tackle the "massive challenge" presented by climate change and growing energy demand. "I believe 20 years from now if we don't act global public opinion will be unforgiving," Ben van Beurden told an OPEC seminar in Vienna. The Anglo-Dutch oil major's head said that the world is undergoing a profound energy transition as demand continues to grow and climate change concerns mount....