Climate change: ‘Magic bullet’ carbon solution takes big step

Exposing the Big Game's avatarThe Extinction Chronicles

Image captionChalky grains of calcium carbonate are the result of concentrating the CO2 that’s extracted from the air

A technology that removes carbon dioxide from the air has received significant backing from major fossil fuel companies.

British Columbia-based Carbon Engineering has shown that it can extract CO2 in a cost-effective way.

It has now been boosted by $68m in new investment from Chevron, Occidental and coal giant BHP.

But climate campaigners are worried that the technology will be used to extract even more oil.

Media captionThe BBC’s Matt McGrath explains how one company is removing CO2 from our air

The quest for technology for carbon dioxide removal (CDR) from the air received significant scientific endorsement last year with the publication of the IPCC…

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