Machines that suck CO2 out of the air promise to reverse emissions. Will they work?

Photo caption: The Orca facility, in Iceland, is intended to pull 4,000 tons of carbon dioxide out of the air each year. Photo credit: Halldor Kolbeins / Getty. Article by Jackson Ryan. CNET – November 9, 2021.

On March 19, the flat-topped Icelandic volcano known as Fagradalsfjall provided one of the most Instagrammable eruptions of all time. People flocked to the site to watch lava slither down the volcano’s side for the first time in 800 years. The last time the volcano erupted, in the 13th century, carbon dioxide levels in the atmosphere were well below 300 parts per million (ppm). […]

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Video: Introducing Orca – the world’s first largest direct air capture and storage plant – September 20, 2021.