There is a real urgency to take investment in renewable energy to a new plateau and Jim Barry, as he moves from NTR to BlackRock Alternative Investments, is getting an opportunity to make a new name for himself, writes Kyran Fitzgerald

US stocks rose modestly in the United States today after investors bobbed and weaved with every word of new Federal Reserve Chairman Ben Bernanke’s testimony before Congress.

Stocks ended a lethargic session moderately lower today as a lack of economic news returned investors’ focus to interest rates and inflation ahead of comments from new Federal Reserve Chairman Ben Bernanke later this week.