The startup is betting that by building bigger and capturing more carbon, it can bring down the cost to remove each metric ton of CO2.

The incoming Trump administration will have a say in whether federally backed direct air capture projects in Louisiana move forward

Heirloom, a direct air capture company, raised a $150 million Series B round as it develops projects and pushes to lower the cost of its tech. Why it matters: The financing comes at a time when Series B rounds have been particularly hard to close for climate firms.

Heirloom, a direct air capture company, or DAC, that uses modified limestone to pull CO₂ from the atmosphere, announced that it has raised $150 million in Series B funding.