When you see a cement mixer going down the street, or at a site getting ready to pour, do you think immediately of the effects upon our environment? I must confess, I have not. Until recently.
Cement is a major component of concrete. Cement is often referred to as the glue that holds concrete together. But cement is very harmful to our environment. One ton of cement production releases one ton of carbon dioxide (CO2) into the atmosphere. With cement production currently at 2.8 billion tons per year, and expected to only increase, that is a lot of CO2 released into our already fragile atmosphere. (more…)