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Sustainability Posts

Sept. 7, 2025

Who’s Right About CO₂? Cement’s “Climate Fix” vs. DOE’s Reality Check

Back in 2011, the cement industry told us portland-limestone cement (PLC) was no risk. The updated State of the Art Report 2024 walks that back. Now it admits PLC can have higher carbonation, chloride ingress, and admixture sensitivity—but don…

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Aug. 24, 2025

Is Low-Carbon Concrete Built on Shaky Science? DOE’s 2025 Report Raises Doubts

The Department of Energy just released a report that probably isn’t getting the attention it deserves: A Critical Review of Impacts of Greenhouse Gas Emissions on the U.S. Climate (July 2025). It was written by a group of respected scientists&…

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Aug. 17, 2025

Would Cement Producers Ever Go Back from Type IL?

Cement plant at Lime, Oregon (Credit: Middlebury College) The EPA is trying to roll back the 2009 Endangerment Finding for motor vehicles. I haven’t heard anyone else say it, but I think there’s a chance that move could spill over into …

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Aug. 10, 2025

100 Cokes or 1 Mile: What the EPA’s Rollback Could Mean for Cement

  The EPA is moving to roll back the 2009 Endangerment Finding — at least for motor vehicles — and with it, scrap the CO₂ limits that were supposed to tighten the screws on model years 2027 through 2032. If this happens, automakers…

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Aug. 3, 2025

Concrete Myth Busted: Does Concrete Curing Emit CO₂?

Three Gorges Dam | Doomberg I was recently catching up on my favorite Substacker Doomberg's insightful piece titled "Five Dams in Tibet," discussing China's colossal Medog hydroelectric project. Scrolling through the comments, I stumbled upon a sta…

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July 20, 2025

Rare Earths Aren’t Rare—But Clean Hands Are

  The U.S. just took a big swing in the fight for supply chain independence. Through a $400 million investment, the Department of Defense became the largest shareholder in MP Materials, the only company mining rare earth elements in the Unite…

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July 13, 2025

We’re Getting Outplayed—and It’s Showing Up in Our Concrete

  I’ve never been a flag-waving cheerleader for American imperialism. In fact, I used to be pretty disgusted with how we tried to run the world. But lately, I’ve changed my mind—not because we got better, but because I finall…

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July 6, 2025

New Spending Bill: Good News for Concrete or More of the Same?

Fort Monroe, Virginia - Oldest Military Base | Source: Visit Hampton Virginia The latest spending bill—officially called the "One Big Beautiful Bill Act"—just landed, and while everyone's busy debating tax cuts and defense budgets, we'r…

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June 22, 2025

Colorado’s Concrete Problem: When Politics Chokes Oil Production

If you want to understand why energy is getting more expensive—and why industrial growth feels like it’s dragging through wet concrete—look at Colorado. What was once a solid energy-producing state has quietly become a case study …

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June 15, 2025

Who’s Pushing Low-Carbon Concrete... and Who’s Cashing In?

  It’s hard to keep track of all the green buzzwords floating around the concrete industry these days—“net zero,” “low-carbon cement,” “sustainable construction.” On the surface, it sounds like p…

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June 8, 2025

Is the EPA About to Reclassify CO₂? Implications for the Concrete Industry

  Recently, the U.S. Environmental Protection Agency (EPA) under the Trump administration announced a formal reconsideration of the critical "Endangerment Finding," the 2009 determination that greenhouse gases (GHGs), including carbon dioxide …

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April 20, 2025

Oil is Losing Its Grip—Natural Gas is Now the Energy King

For decades, oil has been the dominant force in the energy world, with its price affecting everything from transportation to the cost of goods. But that dominance is fading as natural gas emerges as the new key player in the energy market—some…

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April 6, 2025

A Review of the Brutalist Debate: Sustainability, Aesthetics, and the Missed Opportunity

The Metro Center - Caroline M. Proctor The debate surrounding Brutalist architecture in Washington, D.C. (paywall warning) has ignited strong opinions, and after reading this article, I can’t help but feel frustrated with the inconsistency in…

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March 2, 2025

Type IL Cement and the PCA: Environmental Progress or Economic Strategy?

Federal Incentives and Policy Drivers for Type IL Cement During 2019–2024, multiple federal actions incentivized the cement industry’s shift to Type IL (Portland-Limestone Cement). Congressional legislation explicitly promoted lower-car…

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Feb. 9, 2025

Choosing Between Roman Concrete and Modern Blended Cement Concrete

  When faced with the decision between Roman concrete and today's blended cement concrete, one might lean towards the ancient marvel of Roman concrete. Despite the advancements in modern concrete technology, Roman concrete continues to captiva…

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Jan. 27, 2025

California Doesn't Want to Recycle Plastics

Plastic along the beaches of Santa Monica Bay | California Ocean Protection Council In a recent article, Doomberg discusses ExxonMobil's advanced plastic recycling efforts at their Baytown facility, where discarded materials are transformed into va…

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Jan. 12, 2025

Why SMRs Might Not Be the Best Bet for Nuclear Energy

Vogtle 4 - Georgia Power Henry Ford famously said, “Any customer can have a car painted any color that he wants so long as it is black.” This idea of standardization to reduce costs isn't just for cars; it can work for nuclear power too…

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Dec. 1, 2024

California's Clean Air Initiatives and the Potential Economic Impact on the East Coast

  California's Clean Air Initiatives California has long been at the forefront of environmental regulation, leveraging a unique waiver granted by the Environmental Protection Agency (EPA) under the Clean Air Act. This waiver allows California…

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Nov. 10, 2024

Why Battery Storage Falls Short: Insights from a Green Chicken

As a premium subscriber of Doomberg and host of the Concrete Logic Podcast, I’m enthusiastic to share insights from the latest article, “Storage Units,” which delves into the critical examination of our current approach to rene…

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Oct. 6, 2024

The Next Gold Rush Is Blue

The Global Water Footprint Water is everywhere, yet it's the commodity we most take for granted. From the ice caps to tropical rainforests, water is the heartbeat of our planet. But how much do we use and what does that mean for the future? Let's …

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Sept. 29, 2024

Banks Back Nuclear Energy

Plant Vogtle | southernnuclear.com   At the Concrete Logic Podcast, we've always advocated for nuclear energy as the practical, common-sense solution to meet the world's skyrocketing energy demands. Whether it's fueling the enormous appetite …

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Sept. 22, 2024

Will AI Be the Reason for Nuclear Energy Resurgence?

Three Mile Island March 28, 1979 | AFP/Getty Images   As the global debate on AI continues, questions linger: Will it eliminate jobs? Boost productivity? Discover cancer cures? Regardless of the answers, AI's rise is driving a potential revi…

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Sept. 15, 2024

Will U.S. Cement Repeat British Steel’s Downfall?

In today’s fast-paced industrial landscape, the transformation of the British steel industry provides a compelling case study with significant implications for the U.S. cement industry. By understanding the forces driving these changes, indust…

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Sept. 8, 2024

New Zealand's Fossil Fuel Fiasco

Welcome to the Land of the Long White Cloud New Zealand, the picturesque land known for its stunning landscapes and vibrant culture, has a population of about five million people. This island nation has long been celebrated for its green energy ini…

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