A startup called CarbiCrete has been developing one promising solution: carbon-negative concrete.If a typical plant adopts its technology - 20,000 tons of CO2 abated and 4,400 cubic meters of water saved.
Microsoft CEO announced recently that not only does the company plan to be carbon negative by 2030, but if it succeeds, the move will effectively cancel out its lifetime CO2 emissions by 2050.
Bhutan has been referred to by several places as the world’s first (and only) carbon negative country, in that it removes four times more greenhouse emissions then it produces.