http://www.technologyreview.com/news/540706/researcher-demonstrates-how-to-suck-carbon-from-the-air-make-stuff-from-it/
A new method for taking carbon dioxide directly from the air and
converting it to oxygen and nanoscale fibers made of carbon could lead
to an inexpensive way to make a valuable building material—and may even
serve as a weapon against climate change.
