For many years I’ve been hearing about schemes to suck CO2 out of the atmosphere.  I always thought they were nuts. Rube Goldberg type of stuff. (https://en.wikipedia.org/wiki/Rube_Goldberg) Since the Paris Climate Accord I’ve been hearing some prominent scientists saying that unless we find ways to suck CO2 out of the air there is no practical way that we are going to keep … Continue reading Can Concrete Actually Save The Planet??