Carbon dioxide reaches another record level in Earth's atmosphere

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Because the plant now uses some natural gas, by the time the fuel it produces has been burned it has released a half-tonne of carbon dioxide for every tonne removed from the air.

Air capture technology has been around for a while, but it was originally wildly expensive, theoretically costing up to $1,000 for every ton of captured CO2.

The goal is to turn carbon in the air into fuel for cars, boats, and planes. "This is real", he said.

Others in the industry welcomed the fact that Carbon Engineering were bringing down costs, but felt that further incentives from governments were needed for carbon capture, utilisation and storage to achieve its potential.

To say that this is an engineering breakthrough would be an understatement - not only it fights climate change but it also offers a cost-competitive way to make gasoline. "This must change quickly if we are to [fulfill] the Paris agreement". That plant uses hydropower to pull the Carbon dioxide from the air and convert it to a synthetic fuel they hope can compete with traditional fossil fuels.

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The pilot plant is made up of an industrial cooling tower, remodeled to pull Carbon dioxide from the air before converting it from a gas to a solid and back to a purified gas.

As the name suggests, direct air capture uses huge fans that capture ambient air and push it through an aqueous solution that picks out and traps the CO2. But in 2011, a review panel of the American Physical Society found that DAC would likely cost about $600 per ton of captured CO2.

The project was the brain-child of David Keith, a Harvard professor and founder of CE.

Carbon Engineering-a privately owned company funded by private investors, including Bill Gates and Murray Edwards-published an article describing its research in the scientific journal Joule on Thursday. It could be paired with a process in which emissions from a factory or power plant are sequestered, or stored underground, rather than being released into the atmosphere. That means that the fuel could be only USD$1 per liter. The results: Their technology can capture Carbon dioxide for between $94 and $232 per ton, they report today in Joule. In turn, that Carbon dioxide could be treated and transformed into liquid fuel.

The implications of CE's proven DAC technology on climate strategy are twofold - it allows the removal of existing Carbon dioxide from the air to counteract emissions too challenging or costly to eliminate at source, and enables the production of clean fuels that can significantly reduce transportation emissions. The H2 is then combined with Carbon dioxide to make liquid hydrocarbons using conventional chemical engineering technology.

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An artist's impression of Carbon Engineering's large industrial plant that it said could capture carbon dioxide from the atmosphere at a cost of between $94 and $232 a tonne.

That's more expensive than most fuels today, but not by much.

The company believes it can produce virtually-zero-carbon fuel at cost roughly 25 per cent higher than that of traditional gasoline, but will see even greater revenues due to various climate-change policies that put a premium on low-carbon alternatives.

"This isn't some new clever piece of science or weird chemical we synthesized in some fancy lab", Keith said in an interview.

Global investors have funded a startup based in Squamish which created a revolutionary technology that could combat climate change in the future.

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