April 13, 2021 7:16 AMTwo of the world's most powerful money managers are joining forces. : NEW YORK (BLOOMBERG) - Two of the world's most powerful money managers are joining forces to build a business on climate-change investing and raise one of the largest venture-capital funds dedicated to carbon-cutting technologies. BlackRock and Singapore's Temasek Holdings formed a new firm, Decarbonization Partners, to take stakes in start-ups that have the potential to reduce the world's reliance on fossil fuels and meet the goal of zero-carbon emissions in three decades.