QAirbon Eyes a Breakthrough in Industrial CO₂ Monitoring with Satellite-Based Emissions Tracking

French climate-tech startup QAirbon is positioning itself at the forefront of industrial emissions intelligence by developing a satellite-powered system capable of measuring CO₂ emissions directly from industrial facilities. Backed by the French space agency CNES, the company aims to deliver one of the world’s first operational satellite-based industrial CO₂ monitoring services by 2027.

The initiative comes at a pivotal moment for Europe’s carbon economy. Since January 1, 2026, the European Union’s Carbon Border Adjustment Mechanism (CBAM) has officially entered into force, aligning the carbon costs of imported goods with those produced within the EU. The new framework significantly raises the stakes for accurate emissions verification, particularly in carbon-intensive sectors such as steel production.

Today, industrial emissions reporting largely relies on self-declared data from manufacturers. QAirbon wants to change that by creating a globally consistent, independently verifiable, and continuous monitoring capability from space.

“Our ambition is to become pioneers in satellite-based measurement of industrial CO₂ emissions,” said Hervé Hamy, President of QAirbon.

Founded in 2024, QAirbon is already leveraging data from existing Earth observation missions, including EnMAP, Prisma, and the European Copernicus program, to monitor emissions from steel plants and other heavy industrial sites. The company plans to transition toward its own dedicated satellite constellation later this decade.

Space-Based Climate Intelligence Gains Strategic Importance

The effort reflects a broader European push to integrate space technology into climate governance and industrial regulation.

According to CNES, climate monitoring remains one of the agency’s top operational priorities under its 2022–2025 strategy framework. Through initiatives such as the Space for Climate Observatory and France 2030, CNES has actively supported emerging downstream space applications capable of addressing climate and industrial challenges.

For Europe’s industrial sector, the implications are substantial. QAirbon estimates that CO₂ quotas tied to steel production alone could represent approximately €7 billion annually under evolving European carbon regulations.

“CO₂ now carries direct accounting value for industry, yet significant uncertainty still surrounds industrial emissions,” Hamy explained. “Our goal is to provide precise, certified, and globally consistent emissions measurements.”

The Technical Challenge: Finding a Needle in a Haystack

Detecting industrial CO₂ emissions from orbit is far from straightforward.

Atmospheric CO₂ concentrations averaged roughly 422 parts per million (ppm) in 2024. Against that already dense atmospheric background, industrial facilities emit localized plumes that may differ by only a few ppm from surrounding air masses.

CNES experts compare the task to finding a needle in a haystack.

To overcome this challenge, QAirbon is combining advanced atmospheric modeling with hyperspectral satellite observations and multi-source data fusion. The company has already conducted pilot projects in China and the Fos-sur-Mer industrial region in France.

In China, QAirbon evaluated hyperspectral satellite datasets from missions such as GHGSat and EnMAP to directly identify CO₂ plumes over industrial facilities. The project validated the potential of certain Earth observation missions while also exposing the limitations of existing systems.

One of the key operational limitations is that optical satellite measurements cannot reliably function through cloud cover or during nighttime conditions.

To solve this, QAirbon developed a complementary high-resolution modeling platform capable of integrating thermal imaging, radar observations, electricity consumption data, industrial inventories, and terrestrial datasets to maintain continuous emissions monitoring.

Industry observers and CNES experts have described the approach as both innovative and strategically significant for future climate compliance systems.

Building a Dedicated CO₂ Monitoring Constellation

While existing satellites provide an initial capability, QAirbon’s long-term objective is far more ambitious: deploying its own specialized satellite constellation optimized specifically for industrial CO₂ tracking.

Current systems can detect emissions at thresholds of roughly 200 tons of CO₂ per hour. QAirbon aims to improve sensitivity by a factor of five to ten, enabling coverage across a broader range of industrial sectors.

Achieving that capability requires lighter, lower-cost, and more specialized instruments than traditional atmospheric sounding payloads.

The company’s answer is the Carb-Chaser program, developed in partnership with Thales Alenia Space. The system will use compact interferometer-based instruments designed specifically to measure industrial CO₂ concentrations with high precision.

Unlike larger atmospheric sounding systems that attempt to measure multiple gases simultaneously, Carb-Chaser focuses on a single target gas. This streamlined architecture reduces spacecraft size, complexity, and mission risk while improving affordability for constellation deployment.

QAirbon plans to launch its first Carb-Chaser satellite in late 2027, with a four-to-six satellite constellation targeted by 2030.

According to CNES experts, a multi-satellite architecture would dramatically improve revisit rates, data acquisition frequency, and operational responsiveness for industrial monitoring.

Europe’s Expanding CO₂ Monitoring Ecosystem

QAirbon’s development aligns with a growing European ecosystem of climate-focused Earth observation missions.

Programs such as CO2M and MicroCarb are expected to complement industrial-scale monitoring efforts by delivering broader visibility into human-generated carbon flows and atmospheric emissions.

For Europe, the convergence of climate policy, satellite technology, and industrial intelligence is rapidly creating a new strategic market where emissions data itself becomes a critical economic asset.

If successful, QAirbon could emerge as one of Europe’s first specialized industrial emissions intelligence providers, combining space infrastructure, advanced analytics, and climate compliance capabilities into a commercially scalable platform.

As governments and industries face mounting pressure to verify emissions with greater transparency and precision, satellite-enabled carbon monitoring may soon become an indispensable pillar of the global industrial economy.