On Hydrogen Forklifts, Bitcoin Mining and Green Fertilizer

The common thread among the disparate things in the title is hydrogen, whether green, gray or pitch black. What, you might ask does hydrogen have to do with forklifts, cryptocurrency and green fertilizer? Read on. Let’s start with forklifts. Recently they splashed across screens again, as Amazon installed a hydrogen electrolyzer from Plug Power at one of its Colorado distribution centers to make hydrogen for 225 hydrogen forklifts that it’s oddly using. It’s worth unpacking this a bit. Are hydrogen forklifts a thing? Well, not really. There are about 50,000 of them in operation globally since the first was built 64 years ago. That…