Tuesday, July 5, 2022
HomeArtificial IntelligenceLocking up carbon with corn, and the trail to greener metal

Locking up carbon with corn, and the trail to greener metal


In latest weeks, a crew of staffers from an organization referred to as Allure Industrial have been engaged on the sting of Kansas corn fields, shifting rolled bales of stalks, leaves, husks, and tassels as much as a semi-trailer.

Inside, a contraption referred to as a pyrolyzer makes use of excessive temperatures within the absence of oxygen to interrupt down the plant materials into a mixture of biochar and bio-oil. This oil is pumped into EPA-regulated deep wells used for industrial waste, or into salt caverns. Allure says it solidifies there, locking away carbon for hundreds to thousands and thousands of years that might in any other case return into the air as farmers burn crop stays or go away them to rot.

The San Francisco startup has been sequestering carbon this fashion for the previous two years, engaged on behalf of firms together with Microsoft. Late final yr, it introduced that the method has safely locked up practically the equal of 5,500 tons of CO2 thus far, claiming that’s the most important quantity of long-term carbon removing delivered so far. 

However there are nonetheless loads of questions  about how dependable, scalable, and economical this strategy will show to be. Learn the complete story.

—James Temple

How Allure Industrial hopes to make use of crops to chop metal emissions

Allure Industrial can be exploring whether or not the identical bio-oil could possibly be used to chop emissions from iron and steelmaking, pursuing a brand new technical path for cleansing up the dirtiest industrial sector.

The strategy could possibly be welcome information to firms compelled to discover cleaner manufacturing strategies, amid hefty emissions and more and more strict local weather insurance policies. Learn the complete story.

—James Temple

The must-reads

I’ve combed the web to seek out you right this moment’s most enjoyable/necessary/scary/fascinating tales about expertise.

1 The Texas gunman detailed his plans in Fb messages earlier than the capturing
Meta stated the direct messages weren’t found till after the tragedy. (WP $)
+ Repeated mass shootings is an issue distinctive to America. (New Yorker $)
+ AI-powered steel detectors are a controversial answer. (WP $)
+ Three false claims surrounding the capturing are circulating on-line. (NYT $) 

2 Twitter has been fined for sharing customers’ telephone numbers
It allowed numbers and e mail addresses to tell focused promoting. (Selection)
+ Elon Musk wants more cash if he desires to purchase the corporate. (FT $)

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