NEW YORK, NY - JUNE 24: People walk past the front entrance to a Microsoft office building on 8th Avenue on June 24, 2025, in New York City. (Photo by Gary Hershorn/Getty Images)

Getty Images

There's a particular kind of panic that runs through a nascent industry when its biggest customer blinks. A few weeks ago, that panic hit the carbon dioxide removal sector like a freight train.

News broke that Microsoft, responsible for roughly 80% of all carbon removal credit purchases, would be pausing its procurement. LinkedIn lit up, and founders pinged each other in group chats. The existential dread that startup founders carry as background noise suddenly moved to the foreground.

Then came the clarification. Microsoft Chief Sustainability Officer Melanie Nakagawa issued a statement that was measured but unmistakably firm: the company was not abandoning carbon removal, only "refining its approach." Any adjustments, she said, were "part of our disciplined approach — not a change in ambition."

But here's the thing about ambiguity in a market held together largely by hope and venture capital: it doesn't matter if the giant meant to blink. The blink already happened.

The Bridge Was Always Going to Burn

Around the same time, the U.S. Department of Energy quietly restored funding to Direct Air Capture Hubs it had previously cancelled, a lifeline for projects that had stalled mid-development. A reprieve, yes. But to many in the industry, it felt like arriving at the hospital after the patient had already coded.

Hannah Bebbington, head of deployment at Frontier, the advanced market commitment backed by Stripe, Google, and others to accelerate carbon removal, put it plainly in a recent LinkedIn post: the voluntary carbon market was never supposed to be the destination. It was the bridge. The role of corporate buyers, she argued, is to prove promising technologies at scale, "so that governments can confidently spend taxpayer money when it's time to 'pass the baton.'"

There has been policy progress: the UK will integrate carbon removals into its Emissions Trading Scheme by 2029, the EU is expected to make a parallel ETS decision this year, and in a world first, the Canadian government issued a request for proposals to procure carbon removal directly.

But policy timelines measured in years feel geological when a startup's runway is measured in months. And governments around the world are facing budget constraints that are anything but abstract. They're navigating war, inflation, and economic uncertainty simultaneously. The baton is being passed, just very, very slowly.

What's Actually Happening on the Ground

Over the past few days, I've spoken with founders across the CDR space. What I heard was a sector quietly triaging itself.

Some companies are pivoting toward bioenergy with carbon capture and storage, toward e-fuels, toward adjacent markets that feel more stable. Others are in active acquisition conversations, hoping a larger player will absorb their technology and their team before the runway ends. A few are simply going quiet.

Consolidation in any emerging market is normal. Even healthy. The shakeout of the dot-com era produced Amazon and Google. What kills industries before they reach maturity isn't competition. It's whiplash. It's the oscillation between euphoria and abandonment that makes it impossible to build anything durable.

The CDR sector is experiencing that whiplash right now, and the consequences will outlast this news cycle.

The Market Is Shifting. And That Might Be the Real Story.

Here's what I think is actually happening beneath the surface: the carbon credit market, as we've known it, is in the process of being replaced by something more rigorous and more honest.

Corporations are increasingly moving away from abstract removal credits, tonnes of CO₂ offset somewhere, somehow, toward Environmental Attribution Certificates tied to real-world decarbonization of specific materials and supply chains. The Sustainable Concrete Buyers Alliance recently launched a landmark procurement calling for proposals to supply low-emissions cement to meet corporate demand. This is the model: not offsets, but substitution. Not abstraction, but accountability.

I'll make a prediction. Within five years, the voluntary carbon market will bifurcate sharply. A small, high-integrity segment will survive, likely reserved for hard-to-abate residual emissions under compliance frameworks. The much larger opportunity will be in sector-specific Environmental Attribution Certificates, where a steelmaker, a cement producer, or a shipping company sells not a tonne of avoided carbon, but a unit of decarbonized product.

The CDR companies best positioned to survive this transition won't be the ones who can produce the cheapest tonne. They'll be the ones who can embed their technology directly into industrial supply chains, co-locating with cement kilns, steel plants, and refineries, and selling decarbonized product rather than intangible credits.

The voluntary market was the training wheels. The real race is integration with physical goods. Whether enough companies survive to run that race is the question that's keeping a lot of founders up at night, including some of the smartest ones I know.