Our CO2 Summit in Nashville in September saw several speak on the opportunity in carbon dioxide from direct air capture (DAC). It was a chance for those active in the space to address an audience of CO2 professionals and to put across DAC’s developing place in the CO2 ecosystem.
Many greenhouse gas emissions are impossible to avoid in the decades ahead, and that is a challenge when it comes to the worldwide push to keep the temperature rise from human activity below 1.5C.
So, while cutting emissions is the main task, meeting climate goals will also require carbon dioxide removal – that is, systems that remove carbon directly from the air, and likely at the billions-of-tons scale by the mid-century. Carbon removal is needed not only to balance out residual emissions that cannot be or are not eliminated by 2050, but also to reduce the high concentration of carbon dioxide in the air today.
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