carbon capture
AirMyne taps geothermal energy to scale direct air carbon capture
The startup is betting its proprietary liquid and partnerships with enhanced geothermal energy companies will solve some of direct air capture’s problems.
Again Bio’s bacteria eats exhaust and spits vinegar (for the climate)
Again Bio says its modified bacteria currently eats about a ton of CO2 per day. Spun out by researchers at the Technical University of Denmark, Again Bio sics its hungry…
As a climate tech investor, unit economics is the only thing I care about
We must focus on disruption and innovation in industry sectors with the greatest capacity to make progress on decarbonization.
Supercritical, a carbon removal marketplace aimed at tech firms, raises $13M Series A led by Lightspeed
Supercritical, the carbon removal marketplace aimed (at the moment) mainly at tech companies that want to hit “net zero,” has raised a $13 million Series A funding round, led by…
To boost greenhouse productivity, Skytree is using space station CO2 scrubbers
The startup is betting that direct air capture can be profitable by starting with niche markets.
Terraform Industries wants to solve climate change by making more hydrocarbons
Casey Handmer is not intimidated by very large quantities. Billions of acres. Thousands of gigawatts of solar power. A billion metric tons of carbon. His startup, Terraform Industries, aims to…
Noya pivots to embrace modular direct air capture, lands $11M Series A
The Y Combinator alumnus quickly adapted its technology after the Inflation Reduction Act changed the economics of carbon capture.
Aether wants to shift you from blood diamonds to gems pulled from thin air
Diamonds: carbon, transparent, expensive, symbolic of love and commitment — and many of them come dripping with human rights abuses. They also come with a heavy environmental burden, even the…
Climate tech startups team up to decarbonize Arizona concrete plant
Local governments in the southwestern U.S. are putting up $150,000 to back what they say is a pioneering effort to “turn air into concrete at scale.” The funds will help…
The U.K. water processing industry produces a godawful amount of biogas annually. The gasses are primarily used to generate operational heat and power on-site, or they can be turned into…
Twelve is recycling captured CO2 into fuel, sunglasses and more
As climate change continues to be a forefront issue globally, many are petitioning for change and finding unique solutions to solving this issue. Twelve, a self-proclaimed “carbon transformation company” is…
Unless you live near a port, you probably don’t think much about the tens of thousands of container ships tearing through the seas, hauling some 1.8 billion metric tons of…
‘My competition is climate change’: Carbon Clean raises $150M led by Chevron
Carbon Clean, a startup focused on capturing harmful factory emissions before they enter the atmosphere, has secured a hefty $150 million series C round led by oil company Chevron. Aiming…
15 carbon removal projects score $1M each in climate Xprize milestone
A multi-year, $100 million Xprize competition for startups trying to remove or reverse carbon emissions has its first crop of big winners. Though the bulk of this Musk money won’t…
Featured Article
How to make trees better
It’s crunch time to start working on something to combat the amount of CO2 in our atmosphere.
Aigen’s swarm of agtech robots want to make agriculture carbon negative
Even though the only thing the robot can do right now is pull weeds, Aigen is adamant it isn’t building a weed-whacking robot. It claims to be on a mission…
The enormous challenges and abundant opportunities in climate tech
The decarbonization of the planet will be the next major disruption of the century, according to SOSV managing general partner Sean O’Sullivan and Carmichael Roberts of Breakthrough Energy Ventures.
Carbix spins emissions into gold — or at least useful minerals
Pollutants pouring from smokestacks around the world may be bad news for the atmosphere, but if you catch them before they get out there, you could reduce emissions and collect…
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…
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…
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…
EU and Bill Gates make joint push for $1BN to accelerate clean tech
The European Commission has announced a partnership with Bill Gates’ sustainable energy funding vehicle with the goal of unlocking new investments for clean tech and sustainable energy projects totaling up…
Scalable, low-cost technologies needed to repair climate, Cambridge professor suggests
Cambridge University has proposed setting up a research center tasked with coming up with scalable technological fixes for climate change. The proposed Center for Climate Repair is being coordinated by…
