Emissions reduction
Aza Power wants to swap diesel for ammonia in trucks, tractors, and more
If produced using renewable energy, ammonia could significantly reduce emissions from industrial applications.
By Frank Jossi .
Emissions reduction
Clean fleets
The country’s biggest electric school-bus fleet will also feed the grid
San Francisco-based startup Zum wants to turn electric school-bus fleets into grid batteries. This 74-bus depot in Oakland is testing the idea at large scale.
By Jeff St. John .
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Emissions reduction
Chart: Heavy industry is the next big climate problem to tackle
Industries like steel, cement, and chemicals could be the top source of planet-warming emissions in the U.S. by 2035, as electricity and transportation decarbonize.By Maria Virginia Olano .
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Policy & regulation
New clean power rules force utilities to take clean energy seriously
EPA’s "clean up or close" rules for coal and gas plants face strong pushback. But backers say clean power, batteries, and grid tech are ready to take over.By Jeff St. John .
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Electrification
Need help breaking up with fossil fuels? Ask an ‘electric coach’
Electrification is hard. That’s why Rewiring America is training 1,000 coaches this year to guide neighbors through getting heat pumps, solar and more.By Alison F. Takemura .
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Solar
Solar is about to get a lot more affordable for low-income households
The EPA’s historic $7 billion Solar for All program will help every state fund solar projects for lower-income residents. In many states, that will be a first.By Alison F. Takemura .
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Emissions reduction
US landfills emit way more methane than previously thought
Landfills are the third-biggest source of U.S. methane emissions. But leaks of the potent greenhouse gas are often undetected due to monitoring blindspots. -
Electrification
These startups help busy contractors get electrification rebates faster
Rebates help households pay for solar, heat pumps and other climate-friendly upgrades — but contractors get stuck with the paperwork. These businesses are stepping in.By Alison F. Takemura .
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Clean industry
The 'clean cement' projects getting $1.5B in Biden admin funds
From carbon capture to alternative cement chemistries, the U.S. is funding a range of projects that aim to slash the enormous CO2 footprint of the cement industry.By Jeff St. John .
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Electric vehicles
Chart: EVs are definitely cleaner than gas cars over their lifetime
It’s time to put the questions to rest: Drivers quickly cut their emissions footprint by going electric, and EVs are only getting cleaner.By Julian Spector, Dan McCarthy .
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Heat pumps
Yes, heat pumps slash emissions even if powered by a dirty grid
Installing a heat pump now is better for the climate, even if you run it on U.S. electricity generated mostly by fossil fuels. Here's why.By Alison F. Takemura .
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