Posted on

Heimdal pulls CO2 and cement-making materials out of seawater using renewable energy

One of the consequences of rising CO2 levels in our atmosphere is that levels also rise proportionately in the ocean, harming wildlife and changing ecosystems. Heimdal is a startup working […]




Posted on

44.01 secures $5M to turn billions of tons of carbon dioxide to stone

Reducing global greenhouse gas emissions is an important goal, but another challenge awaits: lowering the levels of CO2 and other substances already in the atmosphere. One promising approach turns the […]




Posted on

Holy Grail raises $2.7M seed fund to create modular carbon capture devices

The founders of Holy Grail, a two-year-old startup based in Mountain View, California, are taking a micro approach to solving the outsized problem of capturing carbon. The startup is prototyping […]