Renewable energy – solar, wind, geothermal, hydropower, biomass – accounted for more than 90% of total US electrical generating capacity added in 2024, according to data released yesterday by the Federal Energy Regulatory Commission (FERC) and reviewed by the SUN DAY campaign.
Solar alone accounted for over 81% of the new capacity. Moreover, December was the 16th month in a row in which solar was the largest source of new capacity.
Renewables made up the lion’s share of new generating capacity in December and in 2024. In its latest monthly “Energy Infrastructure Update” report (with data through December 31, 2024), FERC says 105 “units” of solar totaling 4,369 megawatts (MW) came online in December, along with two units of wind (324 MW) and two units of biomass (45 MW). Combined, they accounted for 86.9% of all new generating capacity added during the month. Natural gas provided the balance: 717 MW.
During the full 2024 calendar year, solar and wind added 30,816 MW and 3,128 MW, respectively. Combined with 213 MW of hydropower, 51 MW of biomass, and 29 MW of geothermal steam, renewables accounted for 90.5% of added capacity. The balance consisted of the 1,100 Vogtle-4 nuclear reactor in Georgia, plus 2,428 MW of natural gas, 13 MW of coal, 11 MW of oil, and 28 MW of “other.”
Solar was 80.1% of new capacity in December and 81.5% during 2024. Solar accounted for 81.5% of all new generating capacity placed into service in 2024 – 50% more than the solar capacity added in 2023.
In December alone, solar comprised 80.1% of all new capacity added.
New solar capacity added in 2024 is almost nine times that added by natural gas and nuclear power combined.
Solar has now been the largest source of new generating capacity added each month for 16 months straight, from September 2023 – December 2024.
Adjusting for the differences in capacity factors among solar, nuclear, and natural gas, the new solar capacity added in 2024 is likely to generate seven times as much electricity as the new nuclear capacity and about five times as much as might be expected from the new natural gas capacity.
Solar + wind are now almost 22% of US utility-scale generating capacity. New wind accounted for much of the balance (8.3%) of capacity additions, which is more than either the new natural gas capacity (6.4%) or nuclear power capacity (2.9%).
Taken together, the installed capacities of just solar (10.2%) and wind (11.7%) now constitute more than one-fifth (21.9%) of the US’s total available installed utility-scale generating capacity.
However, approximately 30% of US solar capacity is in the form of small-scale (e.g., rooftop) systems that aren’t reflected in FERC’s data. Including that additional solar capacity would bring the share provided by solar + wind closer to a quarter of the US total.
With the inclusion of hydropower (7.7%), biomass (1.1%), and geothermal (0.3%), renewables now claim a 31.0% share of total US utility-scale generating capacity. If small-scale solar capacity is included, renewables are now about one-third of total US generating capacity.
Solar’s share of US generating capacity is now 10x greater than a decade ago. As noted, by the end of 2024, solar and wind accounted for 10.2% and 11.7%, respectively, of all installed utility-scale generating capacity in the US, while the mix of all renewables accounted for 31.0%.
In December 2023, FERC reported that solar and wind were 7.9% and 11.7% of installed capacity while the mix of all renewables provided 29.0%.
Five years ago (December 2019), FERC released data showing solar and wind to be 3.5% and 8.5% of total capacity while all renewables combined were 22.1%.
A decade ago (December 2014), FERC reported that solar and wind were 1.0% and 5.5% of total capacity, while the combination of all renewables accounted for 16.6% of capacity.
Solar will soon become the second-largest source of US generating capacity. FERC reports that net “high probability” additions of solar between January 2025 and December 2027 total 91,558 MW – an amount almost four times the forecast net “high probability” additions for wind (23,601 MW), the second-fastest growing resource. FERC also foresees growth for hydropower (1,345 MW), geothermal (90 MW), and biomass (61 MW).
Taken together, the net new “high probability” capacity additions by all renewable energy sources would total 116,655 MW, with solar comprising over 78% and wind providing another 20%.
On the other hand, there is no new nuclear capacity in FERC’s three-year forecast, while coal, oil, and natural gas are projected to contract by 23,925 MW, 2,293 MW, and 833 MW, respectively.
If FERC’s current “high probability” additions materialize, by January 1, 2028, solar will account for nearly one-sixth (16.1%) of the US’s installed utility-scale generating capacity. That would be greater than either coal or wind (both 12.6%) and substantially more than either nuclear power or hydropower (both 7.3%).
In fact, assuming current growth rates continue, the installed capacity of utility-scale solar is likely to surpass coal and wind within the next two years, placing solar in second place for installed generating capacity, behind natural gas.
Meanwhile, the mix of all renewables is now adding about two percentage points each year to its share of generating capacity. Thus, by January 1, 2028, renewables would account for 37.3% of the total available installed utility-scale generating capacity – rapidly approaching that of natural gas (40.2%) – with solar and wind constituting more than three-quarters of the installed renewable energy capacity.
All renewables combined are on track to exceed natural gas within three years. As noted, FERC’s data don’t account for the capacity of small-scale solar systems. If that’s factored in, within three years, total US solar capacity could surpass 320 GW. In turn, the mix of all renewables would then exceed 40% of total installed capacity while the share of natural gas share would drop to about 37%.
Moreover, FERC reports that there may actually be as much as 222,443 MW of net new solar additions in the current three-year pipeline in addition to 68,815 MW of new wind, 8,659 MW of new hydropower, 199 MW of new geothermal, and 127 MW of new biomass. By contrast, the net new natural gas capacity potentially in the three-year pipeline totals just 19,438 MW. Thus, the share of renewables share could be even greater by early 2028.
“For more than a decade, renewable energy sources – led by solar – have dominated growth in US generating capacity,” noted the SUN DAY Campaign’s executive director Ken Bossong. “Consequently, efforts by the Trump Administration to reverse this trend are both illogical and likely to fail.”
Electrek’s Take
FERC’s latest data further illustrates how utterly ridiculous Trump’s “national energy emergency” executive order is. The steady growth of clean energy, which has kept large energy markets like Texas out of trouble during weather events, disproves Trump’s claims that the US clean energy supply is “precariously inadequate and intermittent.”
Further, his refusal to even define solar and wind as “energy” in that executive order isn’t going to stop their progress, and both he and his new secretary of energy, Chris Wright, telling lies about renewables isn’t going to make them any less clean, affordable, or reliable.
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When it comes to electric bikes, range anxiety is real — but it might be less of a concern than you think. In a recent real-world endurance test, Priority Bicycles’ Will Maurillo and Connor Swegle set out to answer a simple but ambitious question: Can a Current Plus e-bike hit 100 miles (160 km) on a single charge?
The test was part of the ongoing series Will Will Do It?, where Priority Bicycles’ Will Maurillo attempts new feats on bikes to see if he can pull them off.
The Priority Current Plus was upgraded late last year with a new 720Wh battery, or around 40% larger than the previous version. The bike is rated for up to 75 miles (121 km) on a single charge, and Will outfitted a stock Priority Current Plus with the company’s range extender battery to add another 500 Wh of battery as a reserve. Considering the bike is rated for 75 miles of range, that reserve battery was likely good planning.
It may seem like attempting a century, or a 100 mile (160 km) ride, would be problematic on a bike rated for just three-quarters of that distance. But that’s where real-world riding clashes with spec-sheet numbers. While the spec sheet can give riders an idea of an e-bike’s range on a single charge, the same e-bike can achieve drastically different ranges when ridden in different power modes.
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You’ll have to forgive the quick math here, but to put it simply, many e-bikes can achieve as little as 5-8 Wh/mile in the lowest power pedal assist mode. For comparison, an average electric car uses around 30-50x as much energy to travel the same distance. So, for a 720 Wh battery, 100 miles on a charge would require just 7.2 Wh/mile. That’s on the extreme end of efficiency for a commuter e-bike, but not totally impossible.
Will started his journey in upstate New York, setting out from Poughkeepsie and attempting to make it to Manhattan, nearly 90 miles (145 km) away. Taking what looks like bicycle trails most of the way, he and Connor rolled along on a cold morning with sights set on the distant downtown NYC.
Things started out well and after an impressive 57 miles (92 km), Will still had 40% charge remaining on the main downtube battery. After some playful shenanigans, including a quick stop at a trailside skatepark, he cruised on and finally made it to Manhattan, where he began a new battle against urban traffic, stoplights, and the general everyday tribulations of riding through big cities.
By mile 91.8 though, the main battery finally tapped out. At that point, he switched over to the range extender battery to finish up the last few miles and hit his goal of 100 miles (160 km). So while he technically went the distance, the last few miles did require the bike’s optional reserve battery.
This kind of real-world, long-distance ride is rare for most e-bike owners, but it’s a fascinating look at what’s becoming possible in the latest generation of electric bikes. While most riders won’t need to cover 100 miles in a single day, the demonstration speaks volumes about how far e-bikes have come.
For most commuters, even a 10 to 20 mile (16 to 32 km) daily round trip is well within the capability of even basic e-bikes today. But rides like Will’s show that e-bikes aren’t just limited to short hops across town. They’re becoming viable tools for longer-distance adventures, weekend exploration, or just eliminating range anxiety entirely.
And for those wondering how far the bike could have gone without such a fit rider using the lowest power pedal assist mode, I may be able to help. I actually own the same Current Plus e-bike and use it for my regular commuter/recreational bike. I only charge every few rides and often get a range of somewhere between 40-50 miles (64 to 80 km) when I’m using medium power pedal assist with occasional throttle usage.
Between the big battery and the low-maintenance components like the Gates belt drive, internally geared rear hub, and 140 Nm mid-drive motor, there’s a lot to like about the bike. I don’t push mine anywhere as far as Will did, and I’m certainly not as fit of a cyclist, but I can vouch for the Current Plus being the one bike I grab when I want a long and smooth ride that mixes fitness with recreational riding. I’d be lying if I said I never use the throttle when I’m tired, but the smooth torque sensor pedal assist definitely encourages me to pedal more than I do on my other e-bikes!
If you want to see my type of riding, check out my review video of the Current Plus, below.
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The Tesla Solar Roof tiles are still alive, but the product is on the back burner at Tesla as it failed to achieve its promises.
When launching the solar roof in 2016, CEO Elon Musk presented it as a critical product to accelerate solar power deployment, as it opens up the market to people who want to go solar but also need to replace their roof soon.
However, Tesla didn’t reach volume production of the solar roof tiles until 2020, and even then, it was at a fraction of the deployment it was aiming for.
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In 2022, Electrekreported that Tesla installed solar roofs for the first time and confirmed that the Company deployed 2.5 MW of solar roofs during the second quarter of 2022, equivalent to approximately 23 roofs per week, which is far short of its goal.
Tesla shifted its focus on deploying Powerwalls and solar inverters through third-party installers.
The same thing is happening with Tesla’s solar roof tiles. The company appears to be giving up on installing them itself, but some installations are still happening with third-party certified installers.
Tesla doesn’t even give online quotes on its solar roof anymore and has people submit requests for quotes through third-party installers:
“In order to receive pricing and product information, Tesla will share your contact information with a Tesla Certified Installer.”
We are hearing less about solar roof installations lately, as Tesla has gone virtually silent on the program; however, some ongoing installations are still being carried out by third-party installers.
Weddle and Sons Roofing just posted about a new 20 kW Tesla Solar Roof installation in Topeka, Kansas:
It’s challenging to determine the exact deployment rate of the solar roof, but based on our checks with a few installers, it doesn’t appear to have increased since 2022.
Tesla-certified installers are even convincing potential buyers to opt for a regular roof with solar panels instead of a solar roof. Potential buyer Jeff Betty shared this text from an unnamed installer:
This is not entirely surprising, as the primary issue with the Tesla Solar Roof tiles is their pricing. Tesla aimed for the solution to be competitive with higher-end roofing options, but it remains expensive and much less affordable than many durable roof options, plus solar panels.
Electrek’s Take
In short, the Tesla Solar Roof is still alive, but it’s nowhere near the revolutionary product Tesla claimed it would be.
Instead, it has become a very niche higher-end roofing product that Tesla deploys in very low volume through third-party installers.
It’s not in any way a significant part of Tesla’s energy business, which is now almost entirely Megapacks and Powerwalls.
While Tesla’s solar roof is not for everyone, now is a great time to go solar with rooftop solar panels.
If you want to make sure you’re finding a trusted, reliable solar installer near you that offers competitive pricing, check out EnergySage. EnergySage is a free service that makes it easy for you to go solar – whether you’re a homeowner or renter. They have hundreds of pre-vetted solar installers competing for your business, ensuring you get high-quality solutions and save 20 to 30% compared to going it alone. Plus, it’s free to use and you won’t get sales calls until you select an installer and you share your phone number with them.
Your personalized solar quotes are easy to compare online and you’ll get access to unbiased Energy Advisors to help you every step of the way. Get started here.
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For the Valen Rev+, Retrospec managed to get the best out of that iconic moto-style scrambler spirit and put it into a comfortably handling fat tire e-bike while also keeping the performance bits that make it fun, and the best part is it comes at a reasonable price of just under $1,800
Aside from the looks and price this bike has a unique fun factor that comes from a combination of a few key components here.
One is the 20 by 4.0 inch Fat MTB tires with puncture protection and reflective sidewalls. Aside from these tires offering an extra layer of protection and suspension, Retrospec’s decision to offer wide tires also gives way more stability than a typical bike tire, which makes going through ruts, mud, or sand pretty effortless.
The second key component is the front suspension, which is fully adjustable and has 100mm of travel. Combined with the extra suspension from the fat tires, as mentioned earlier, this makes otherwise challenging terrain turn into fun detours that you’ll likely go out of your way to use.
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The third component is the 750w rear hub motor, which gives the bike a 28 mph assisted top speed. Combined with the secure handling and added front suspension, the Valen Rev+ is the kind of bike you want to plan an adventure with. Whether that’s a dirt road shortcut on your commute or a day to the beach, the comfortable long seat makes it hard to say no to a trip with the Valen Rev+
On the practical side, Retrospec put some significant thought into the design and build of this bike to ensure that riders are cared for with those often less thought of yet still essential features. Starting with the battery, the fully integrated 720Wh battery uses LG 21700 cells for a total of 68 miles of range when fully charged. In addition, the battery is lockable and easily removable for both on- and off-bike battery charging. It’s also seamlessly integrated into the bike’s frame, making for a clean look.
For safety, Retrospec added Tektro hydraulic disc brakes with e-bike-specific rotors, which is an important upgrade, considering an improved rotor typically allows for better heat dissipation and better overall performance. There are also Integrated front and rear lights with 100 Lux illumination for the front. Safety aside, the design here for the front light looks amazing.
For the less thought-of yet essential features, Retrospec included an easy-change rear wheel removal system that uses braze-ons located at the lower part of the bike, so there’s no need to remove zip ties. Unlike other e-bikes, the Valen Rev+ kept it simple with the same axel nut for both the front and rear which means fewer tools, but what makes the process itself a lot easier is not having to wrestle the chain when re-installing the wheel thanks to the chain hanger.
One of the great feelings of the Retrospec Valen Rev+ e-bike is how simple yet stylish it is; the display is a center-mounted color display with controls on the left-hand side of the handlebars. The control panel has only three buttons, so it’s as simple as it gets. With the up or down control, you can change through 6 levels of pedal assist, but if you’re looking for more control, you can also use the controls on the right side of the handlebars to cycle through the eight speeds on the Shimano Altus derailleur.
For how comfortable the moto-inspired Valen Rev+ is, it also feels great to pedal on in case you’re looking for more exercise and want to opt for the pedal assist rather than the throttle only. Unlike other e-bikes on the market, Retrospec’s Rev+ makes riding very approachable. For those who are newer to riding, that long seat and wide tires add a level of stability, making the overall learning experience much more enjoyable. With how comfortable the bike rides, it might make you think more about leaving the car at home more often and opting for the bike paths.
For those looking to get as much fun as possible out of an e-bike aside from the fat tires and front suspension, Retrospec’s BMX style handlebars offer excellent geometry and height that gives you much more control over the bike in case you wanna stand up and tackle some of the more challenging trails. In addition, if you’re looking to forget pedaling altogether, you could even choose to get the optional footpeg accessories, which, combined with the BMX-styled handlebars, will make the bike much more functional for off-road riding.
Overall, Retrospec seems to have put a lot of effort into bringing that scrambler moto spirit into a comfortable bike with loads of features that other manufacturers haven’t quite nailed down. From the easy rear wheel removal to the BMX-styled handlebars and comfortable long seat, it’s a very approachable and easy-to-maintain e-bike that can still rip on trails for those who want to tackle more of that tough off-road terrain.
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