On top of that, some companies are studying adding biochar to concrete (replacing some cement). It's really interesting because it lowers CO₂ emissions twice (c

On top of that, some companies are studying adding biochar to concrete (replacing some cement). It's really interesting because it lowers CO₂ emissions twice (cement creation + biochar CO₂ sequestration). It's starting to be tested a bit in France. Take a look in google scholar because it's really interesting and will be big IMHO