The massive CO2 emitter you may not have heard of

It's responsible for 8% of the greenhouse gas emissions

I am talking about concrete here.

It is responsible for 8% of greenhouse gas emissions.

And it’s used in every building.

Whether it’s our home, office, parking space, bridges or the majestic Burj Khalifa.

Concrete is a mix of sand and gravel, with a cement binder and water.

And the cement production process releases huge amounts of CO2.

50% of it comes from t…