Our climate news coverage consists of the latest startups and investments in solar energy, greentech, renewables, food tech, alternative proteins, as well as circular economy and carbon capture efforts. We also cover research into climate change and how technology can be used to track and mitigate severe weather and climate-related disasters.

The e-fuels startup is working on producing fuel for aviation and maritime shipping using carbon dioxide and other waste carbon streams.

E-fuels startup Aether Fuels is raising $34.3 million, per filing

Cheap irrigation has transformed many regions around the world into breadbaskets, but it also means that there can be little left for other uses.

Kilimo helps farmers save water and get paid for it

Balto Energy hopes to speed the electrification by helping homeowners choose and finance the projects that make the most sense for them.

Dandelion co-founder is back to help you electrify your home for less

Sodium-ion isn’t quite ready for widespread use, but one startup thinks it has surmounted the battery chemistry’s key hurdles.

Unigrid wants to make batteries cheaper and safer using sodium

The specter of wastewater threatens to stall the construction of battery factories. One startup, though, says the solution is to recycle it.

Aepnus wants to create a circular economy for key battery manufacturing materials

With most residential solar panels installed by smaller companies, customer experience can be a mixed bag. To try to address the quality and consistency problem, Civic Renewables is buying small…

Civic Renewables is rolling up residential solar installers to improve quality and grow the market

Gorilla, a Belgian company that serves the energy sector with real-time data and analytics for pricing and forecasting, has raised €23 million ($25 million) in a Series B round led…

Gorilla, a Belgian startup that helps energy providers crunch big data, raises $25M

French startup Kelvin, which uses computer vision and machine learning to make it easier to audit homes for energy efficiency, has raised $5.1M.

Kelvin wants to help save the planet by applying AI to home energy audits

“We were motivated to fundraise because we think the ’24 vintage is going to be a good one,” founder Craig Shapiro said.

After hits like Reddit and Scopely, Collaborative Fund easily raised a $125M fund to tackle climate, health and food

The company is in the process of building a gigawatt-scale factory in Kentucky to produce its nickel-hydrogen batteries.

Novel battery manufacturer EnerVenue is raising $515M, per filing

A new app called MyGlimpact is intended not only to help people understand their environmental footprint, but why they shouldn’t feel guilty about it.

How many Earths does your lifestyle require?

The startup is hoping its durable filters can make metals refining and battery recycling more efficient, too.

SiTration uses silicon wafers to reclaim critical minerals from mining waste

The startup has been pursuing a ground-up redesign of a well-understood technology.

‘Star Wars’ lasers and waterfalls of molten salt: How Xcimer plans to make fusion power happen

Since the shock of Russia’s 2022 invasion of Ukraine, solar energy has been having a moment in Europe. Electricity prices have been going up while the investment required to get…

Samara is accelerating the energy transition in Spain one solar panel at a time

Binit is bringing AI to trash

1:00 am PDT • June 3, 2024

Early attempts at making dedicated hardware to house artificial intelligence smarts have been criticized as, well, a bit rubbish. But here’s an AI gadget-in-the-making that’s all about rubbish, literally: Finnish…

Binit is bringing AI to trash

The design brief was simple: each grind and dry cycle had to be completed before breakfast. Here’s how Mill made it happen.

Mill’s redesigned food waste bin really is faster and quieter than before

Battery recycling startups have emerged in Europe in a bid to tap into the next big opportunity in the EV market: battery waste.  Among them is Cylib, a German-based startup…

Cylib wants to own EV battery recycling in Europe

Agritech company Iyris helps growers across eleven countries globally increase crop yields, reduce input costs, and extend growing seasons.

Iyris makes fresh produce easier to grow in difficult climates, raises $16M

When other firms were investing and raising eye-popping sums, Clean Energy Ventures took a different approach. It appears to be paying off.

How Clean Energy Ventures avoided the pandemic bubble and raised a $305M fund

Faircado has built a browser extension that suggests pre-owned alternatives for ecommerce listings.

Faircado raises $3M to nudge people to buy pre-owned goods

Small operations can lose customers by not offering financing, something the Berlin-based startup wants to change.

Cloover wants to speed solar adoption by helping installers finance new sales

Redwood Materials, the battery recycling startup founded by former Tesla co-founder JB Straubel, will be recycling production scrap for batteries going into General Motors electric vehicles.  The company announced Thursday…

Redwood Materials is partnering with Ultium Cells to recycle GM’s EV battery scrap

The best known mycoprotein is probably Quorn, a meat substitute that’s fast approaching its 40th birthday. But Finnish biotech startup Enifer is cooking up something even older: Its proprietary single-cell…

Meet the Finnish biotech startup bringing a long-lost mycoprotein to your plate

Ore Energy emerged from stealth today with €10 million in seed funding. The company hopes to make grid-scale batteries that are cheaper and longer lasting.

Ore Energy emerges from stealth to build utility-scale batteries that last days, not hours

The company is hoping to produce electricity at $13 per megawatt hour, which would be more than 50% cheaper than traditional onshore wind.

Bill Gates-backed wind startup AirLoom is raising $12M, filings reveal

Young geothermal energy wells can be like budding prodigies, each brimming with potential to outshine their peers. But like people, most decline with age. In California, for example, the amount…

Special mud helps XGS Energy get more power out of geothermal wells

All cars suffer when the mercury drops, but electric vehicles suffer more than most as heaters draw more power and batteries charge more slowly as the liquid electrolyte inside thickens.…

Porsche Ventures invests in battery startup South 8 to boost cold-weather EV performance

The European venture capital firm raised its fourth fund as fund as climate tech “comes of age.”

ETF Partners raises €285M for climate startups that will be effective quickly — not 20 years down the road

Decks are all about telling a compelling story and Goodcarbon does a good job on that front. But there’s important information missing too.

Pitch Deck Teardown: Goodcarbon’s $5.5M seed deck

Wind is the largest source of renewable energy in the U.S., according to the U.S. Energy Information Administration, but wind farms come with an environmental cost as wind turbines can…

Spoor uses AI to save birds from wind turbines