- Heliogen And Bloom Energy Agreement Signals The Start Of The Hydrogen Age. Today, Heliogen & Bloom Energy announced a partnership to produce “green hydrogen” – a powerful industrial energy source – using only concentrated solar power and water. https://www.forbes.com/sites/erikkobayashisolomon/2021/07/22/heliogen-and-bloom-energy-agreement-signals-the-start-of-the-hydrogen-age/ 23 comments energy