Abandoned oil rigs could scrape carbon from the sky and store it in empty undersea reservoirs

By Ben Kolosz, Lecturer (Assistant Professor) of Renewable Energy and Carbon Removal, University of Hull

Keeping control of our planet’s thermostat is proving tricky these days. Temperatures are rising slowly, and inaction is proving costly as we awkwardly lurch towards a cleaner future.

Some industries are proving stubbornly difficult to decarbonise, and we are likely to miss the key 1.5°C warming target. One response: big machines that suck CO₂ out of the air, also known as direct air capture.

Stemming from something like a…

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