Larry Fink says the next 1,000 unicorns will be green energy companies

Larry Fink says the next 1,000 unicorns will be green energy companies

The next wave of successful start-ups will be those that help make the transition to a carbon-free energy affordable, said CEO Larry Fink in his most recent highly anticipated . "The next 1,000 unicorns won't be search engines or social media companies, they'll be sustainable, scalable innovators – startups that help the world decarbonize and make the energy transition affordable for all consumers," Fink wrote, using the tech-industry term "unicorns" to refer to start-ups valued at $1 billion or more. "Engineers and scientists are working around the clock on how to decarbonize cement, steel, and plastics; shipping, trucking, and aviation; agriculture, energy, and construction. I believe the decarbonizing of the global economy is going to create the greatest investment opportunity of our lifetime." Fink's annual letter is considered a bellwether for future investing trends because of BlackRock's massive size and influence -- Friday, BlackRock's quarterly filing disclosed the firm had crossed . More than $4 trillion has been invested in sustainable technology, which is why Fink uses his platform to speak about climate technology — it's where business is going. "We focus on sustainability not because we're environmentalists, but because we are capitalists and fiduciaries to our clients," Fink wrote.Â