Carbon Capture Machine

Capturing CO2 Too Costly?

Capturing CO2 Too Costly?

Capturing CO2 Too Costly to Combat Climate Change? Since a buildup of humanmade carbon dioxide is causing the planet to warm, why not just suck this greenhouse gas straight out of the atmosphere? That’s one strategy scientists have proposed to combat climate change. But a new analysis suggests that the approach may be neither economical nor practical. Before widespread industrial activity...

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Carbon Capture Machine

Carbon Capture Machine

David Keith is a bit fidgety. Maybe that’s because venture capitalists have asked to come see his carbon dioxide machine. Maybe it’s because the project is running months behind schedule, as experiments so often do. Maybe it’s because his critics say it’ll never work. Or maybe it’s a taste of excitement, because it seems entirely possible that the trailer-truck-size...

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