Sieving carbon dioxide from the skies to fight climate change is still just hot air based on today’s numbers.
The 19 direct air capture (DAC) plants globally capture 10,000 tonnes of carbon dioxide in a year, according to the International Energy Agency (IEA). That is the same amount the United States emits in about a minute.
The facilities don’t run cheap either. Sequestering carbon at the largest DAC plant in the world, situated in Iceland with a capacity of 4,000 tonnes of CO₂ a year, costs US$600-800 per tonne, making it one of the world’s most expensive climate solutions. Read more…
