clean hydrogen

A scale model of a sustainable hydrogen production plant. (Photo for CleanTechnica by author)

Mapping A Low-Carbon Industrial Future With Hydrogen, Depolymerization

Part of the chain of renewable energy and the transition from fossil fuels is how to handle carbon-intensive products and byproducts of society and push for low carbon content at source, at processing, or disposal. At Rockwell Automation’s 2025 Automation Fair, a panel of industry leaders offered a rare, unified … [continued]

ChatGPT-generated panoramic image of a decommissioned Chinese blast furnace complex, symbolizing the industrial shift as steel demand declines and cleaner methods emerge

Flash Ironmaking Hits Combustion Wall Amid Steel’s Decarbonization Shift

My recent update of my global steel projection through 2100, driven by China’s declining demand for cement and infrastructure construction, has refocused my attention on pathways for steel decarbonization. The dynamics of steel consumption and emissions are closely linked to building and infrastructure development, sectors traditionally responsible for about half … [continued]

ChatGPT & DALL-E generated panoramic image of a hydrogen Class 8 truck with a massive, deflating bubble labeled with dollar signs above it

Hydrogen and Fuel Cell Reviewers Needed!

The Hydrogen and Fuel Cell Technologies Office is looking for a diverse pool of subject matter experts to review federal funding applications for clean hydrogen programs, and to review the merit of ongoing projects. The Hydrogen and Fuel Cell Technologies Office is looking for a diverse pool of subject matter … [continued]