Concrete, the world’s most abundant man-made substance, ranks second to coal as the world’s dirtiest industrial material. But a company in Halifax, Canada, is working to make concrete plants carbon neutral, using captured CO2 to improve their product. More here.

Concrete, the world’s most abundant man-made substance, ranks second to coal as the world’s dirtiest industrial material. But a company in Halifax, Canada, is working to make concrete plants carbon neutral, using captured CO2 to improve their product. More here.

(via thisbigcity)