Using 15 - inch - long tubes to filter oxygen from air, the researchers were able to burn hydrocarbons in the purified atmosphere to produce energy, steam, and nearly pure carbon dioxide (CO2). (discovermagazine.com)
At the temperatures seen in Mars» cloud layer, pure carbon dioxide ice crystals are too small to gather clouds around them. (sciencenews.org)
Grimes and colleagues estimate that with their current technology a square meter of the nanotube film, if supplied with pure carbon dioxide and water along with a solar concentrator could yield 500 liters of methane over the course of eight hours. (treehugger.com)