In the renewable energy space, a lot of excitement is building up around green hydrogen. This is a clean way of making hydrogen that does not require carbon inputs and produces no emissions other than oxygen.

Since green hydrogen could be a very lucrative business that would also help countries meet their emission reduction targets, many companies are investing big in this potential future. But how far along is the technology, and what still needs to happen for it to become as mainstream as gasoline or batteries?

Forbes Senior Editor Alan Ohnsman, who specializes in future mobility and energy, visited a few big players in the green hydrogen space to find out.

0:00 Introduction
0:40 What Is Green Hydrogen?
1:23 Plug Power Explains How Electrolyzers And Fuel Cells Work
3:01 Powering Forklifts With Green Hydrogen
4:41 Why A Diesel Engine Giant Entered The Green Hydrogen Race
9:22 How Green Hydrogen Is Being Used To Power Passenger Trains
12:01 Getting A Closer Look At An Electrolyzer
14:26 What Needs To Happen For Green Hydrogen To Go Mainstream?

Subscribe to FORBES: https://www.youtube.com/user/Forbes?s...

Fuel your success with Forbes. Gain unlimited access to premium journalism, including breaking news, groundbreaking indepth reported stories, daily digests and more. Plus, members get a frontrow seat at membersonly events with leading thinkers and doers, access to premium video that can help you get ahead, an adlight experience, early access to select products including NFT drops and more:

https://account.forbes.com/membership...

Stay Connected
Forbes newsletters: https://newsletters.editorial.forbes.com
Forbes on Facebook: http://fb.com/forbes
Forbes Video on Twitter:   / forbes  
Forbes Video on Instagram:   / forbes  
More From Forbes: http://forbes.com

Forbes covers the intersection of entrepreneurship, wealth, technology, business and lifestyle with a focus on people and success.