Carbon Collective, a San Francisco-based investment adviser, added 62 companies focused on “scalable” environmental solutions to its climate index. The index was started last year as a way for investors to allocate funds to companies deemed to be at the forefront of developing solutions to address climate change, said James Regulinski, co-founder of Carbon Collective. With the index, “we can transparently and aggressively invest in these scalable solutions quickly,” he said. Bloomberg Green