Total and complete waste of $$$$$$$$$$$$$$$$$$$$$$$$.
But-—$$$$$ are INFINITE and we can just print more, and more, and more, and more..................
BS. The link I quoted was from the US oil industry getting return on their own dollars invested for injecting CO2 to get more oil out of the ground. Long before they talked about Global Warming. All the way back to Global Cooling talk actually.