Catalyst Blog by GTI Energy A Sandbox for Shaping Energy Systems Transitions

At GTI Energy, we are a team of technologists, strategists, economists, and thought leaders interested in catalyzing conversations on clean energy transitions. Catalyst is a platform for exploring energy trends and advances in innovation that are shaping the low-carbon future. Follow our blogs here or on Medium.com and view past blog posts at the Catalyst by GTI Energy Archive.

  • Strengthening Resilience: What Utilities Can Learn From Each Other
    on May 6, 2025

    By Dr. Johanna Schmidtke, Ph.D., Managing Partner at Rev Innovations, featuring Dr. Michael E. Webber, Sid Richardson Chair of Public Affairs and John J. McKetta Centennial Energy Chair in Engineering at UT Austin; Board Member, GTI EnergyIn an era of cascading blackouts, record-breaking storms, and growing interdependence across critical infrastructure, the word “resilience” is everywhere — but what does it mean? According to Dr. Michael Webber, energy expert, educator, and board […]

  • Strengthening the U.S. Industrial Sector with an Integrated Systems Approach
    on April 30, 2025

    A Systems Approach to Smarter, More Reliable EnergyBy Don Stevenson and Kristine WileyThe industrial sector powers our modern world. From producing the materials that build our cities to processing the food we eat, it is a cornerstone of daily life and economic progress. These industries fuel our economies, create jobs, and support America’s global energy competitiveness. But industrial processes also rank among the most energy-intensive in global economies. Meeting today’s demands […]

  • Hydrogen’s Next Phase: From Bold Ambition to Practicality
    on April 22, 2025

    By Paula Gant and Zane McDonaldThe early days of any emerging market tend to be noisy and unpredictable. Hydrogen, transitioning from a phase where expectations sometimes outpaced technical and market developments, is now moving into the next phase where the focus is on tackling those practical challenges. Meaningful market development generally happens out of the spotlight, through patient and determined action behind the scenes, where people collaborate, leveraging the right tools and […]

  • Bioenergy: Nature’s Renewable Fuel
    on December 2, 2024

    This is the sixth blog in a series examining net-zero energy systems, drawing upon the results of our Meta-Analysis of U.S. Economy-Wide Decarbonization Studies (Meta NZ).Bioenergy is unique, in that it is the only renewable energy source that is also fuel. Bioenergy resources are transportable and storable, capable of providing energy where it’s needed, when it’s needed. And bioenergy is the only renewable energy source that contains carbon — carbon which was absorbed from the […]

  • Unlocking Hydrogen’s Potential: Advantages and Challenges in Storage Solutions
    on October 30, 2024

    Solar panels and wind turbines almost always take center stage in discussions about transitions to renewable energy. Yet, an equally powerful solution is quietly emerging beneath the surface — literally. Underground hydrogen storage (UHS) could transform how we store and manage energy, making hydrogen a reliable, scalable energy source that stabilizes the grid, supports renewables, and enhances energy security. Realizing this potential, however, requires deep collaboration among […]

  • Heating Up: Accelerating Solutions for Winter Peak Demand
    on October 3, 2024

    This article was written with input from GTI Energy experts Paul Glanville, Ryan Kerr, Shannon Katcher, and Rev Innovations’ Johanna Schmidtke.As winter approaches, utilities are gearing up for the consequential challenge of reliably delivering heat to homes and businesses. In 2021, Winter Storm Uri in Texas demonstrated the important role fuel diversity serves to meet this consequential challenge today and through midcentury.Natural gas is the predominant fuel providing reliable space […]

  • Carbon Management: The Other Multi-Tool of Net-Zero Energy Systems
    on September 24, 2024

    This is the fifth blog in a series examining net-zero energy systems, drawing upon the results of our Meta-Analysis of U.S. Economy-Wide Decarbonization Studies (Meta NZ).If hydrogen is the “Swiss Army Knife” of decarbonization, then carbon management is the other multi-tool of energy transitions. Carbon capture can be applied to a range of processes (power generation, hydrogen production, biofuels production, end-use activities, etc.) and sources (fossil, biomass, air). That captured […]

  • Hydrogen: The Multifunction Tool of Net-Zero Energy Systems
    on August 15, 2024

    This is the fourth blog in a series examining net-zero energy systems, drawing upon the results of our Meta-Analysis of U.S. Economy-Wide Decarbonization Studies (Meta NZ).Hydrogen has the intrinsic qualities of a fuel. It’s storable and transportable. It can generate high-temperature heat or serve as a chemical feedstock.But hydrogen is no ordinary fuel. It is distinct in that it does not contain carbon. This means that no carbon dioxide is emitted when hydrogen is used. It also means that […]

  • Creating a Hydrogen Economy Defined By Trust, Transparency, and Better Carbon Data
    on July 18, 2024

    The push to decarbonize global economies is gaining momentum, with hydrogen emerging as a key player for a lower carbon future. To bring this to fruition, the hydrogen market needs a solid foundation of trust and transparency in carbon intensity data.Enter the Open Hydrogen Initiative (OHI). Earlier this year, OHI announced its new, open source toolkit for hydrogen life cycle analysis, a big step forward for hydrogen stakeholders and broader energy markets. Led by GTI Energy and S&P Global […]

  • What does an Expanded Electric Grid Look Like in Net-Zero Energy Systems?
    on July 8, 2024

    This is the third blog in a series examining net-zero energy systems, drawing upon the results of our Meta-Analysis of U.S. Economy-Wide Decarbonization Studies (Meta NZ).I have recently written about the variety of solutions leveraged in net-zero energy systems, and the expanded role of electricity in achieving economy-wide decarbonization. In this blog, I unpack the electricity generation mix across the 23 different net-zero scenarios contained within the five net-zero studies evaluated in […]

About GTI Energy

GTI Energy is a leading research and training organization. Our trusted team works to scale impactful solutions that shape energy transitions by leveraging gases, liquids, infrastructure, and efficiency. We embrace systems thinking, open learning, and collaboration to develop, scale, and deploy the technologies needed for low-carbon, low-cost energy systems.

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