A study published last week in the scientific journal Nature Energy studied the effects of traffic and travel time in a city when micromobility options like electric scooters and e-bikes are banned. The results documented exactly how much traffic increased as a result of people switching back to personal cars instead of smaller, more urban-appropriate vehicles.
The ban occurred on August 9, 2019, and restricted use of shared e-bikes and e-scooters in the city between the hours of 9 p.m. and 4 a.m.
The study’s authors used high-resolution data from June 25, 2019, to September 22, 2019, from Uber Movement to measure changes in evening travel times before and after the policy implementation. That created a window of analysis of 45 days with and without shared e-bike and e-scooter use at night.
The study found that on average, travel times for car trips in Atlanta during evening hours increased between 9.9-10.7% immediately following the ban on shared micromobility. For an average commuter in Atlanta, that translated to an extra 2-5 minutes per evening trip.
The authors also concluded that the impact on commute times would likely be higher in other cities across the country. According the study, “based on the estimated US average commute time of 27.6 minutes in 2019, the results from our natural experiment imply a 17.4% increase in travel time nationally.”
The study also examined travel times around events, using major sporting events at the Mercedes-Benz Stadium in Atlanta as the key study area.
According to the study:
The timing of the ban coincided with Major League Soccer season. Given the more concentrated travel patterns during sporting events, we could expect to find a larger congestion effect from the banning policy as compared with our recurring mobility estimates. Consistent with this, we find an increase in travel time of 0.886 (s.e. 0.169) minutes per mile during soccer game days. For example, for a suburban resident who lives an average of 13 miles away from the city, the ban produces an increase in travel time of 11.9 minutes in returning home from the soccer game, a substantial 36.5% increase in travel time.
Shared electric bikes and e-scooters reduce traffic for everyone.
The study went on to consider the economic impact of that added congestion and increased travel time. As the authors explained,
Although a 2- to 5-minute delay for evening commuting and a 12-minute delay for special events could appear to be a minor inconvenience, the cost of additional time in traffic quickly adds up when aggregated across large commuter populations.
The economic impact on the city of Atlanta was calculated at US $4.9M. The study estimated this impact on the national level could be in the range of US $408M to $573M.
Interestingly, the entirety of the study’s data comes from before the COVID-19 pandemic, which played a major role in promoting the use of shared micromobility. A similar study performed today could find an even greater impact on congestion, travel times, and economic impact on cities.
The electric construction equipment experts at XCMG just released a new, 25 ton electric crawler excavator ahead of bauma 2025 – and they have their eye on the global urban construction, mine operations, and logistical material handling markets.
UPDATE: telematics announcement.
Powered by a high-capacity 400 kWh lithium iron phosphate battery capable of delivering up to 8 hours of continuous operation, the XE215EV electric excavator promises uninterrupted operation at a lower cost of ownership and with even less downtime than its diesel counterparts.
XCMG showed off its latest electric equipment at the December 2024 bauma China, including an updated version of its of its 85-ton autonomous electric mining truck that features a fully cab-less design – meaning there isn’t even a place for an operator to sit, let alone operate. And that’s too bad, because what operator wouldn’t want to experience an electric truck putting down 1070 hp more than 16,000 lb-ft of torque!?
Easy in, easy out
XCMG battery swap crane; via Etrucks New Zealand.
The best part? All of the company’s heavy equipment assets – from excavators to terminal tractors to dump trucks and wheel loaders – all use the same 400 kWh BYD battery packs, Milwaukee tool style. That means an equipment fleet can utilize x number of vehicles with a fraction of the total battery capacity and material needs of other asset brands. That’s not just a smart use of limited materials, it’s a smarter use of energy.
“XCMG remains committed to advancing engineering technology to empower a sustainable future. Our mission is to deliver efficient, intelligent, and eco-friendly lifecycle solutions for global clients,” said Mr. Yang Dongsheng, Chairman of XCMG Group and XCMG Machinery. “Today, 19% of our product portfolio comprises green innovations under our ‘Green Mountain’ new energy line, with full electrification across all series underway.”
On today’s troubling episode of Quick Charge, we explore all the troubles befalling Tesla (and TSLA stock) in the month April – with top executives fleeing the ship, demand plummeting, sales slipping, government incentives at home and abroad under threat, and a raft of receipts brought on by an OpenAI lawsuit hitting the brand, it’s already a bad month for Elon … and there’s still 20 more days to go!
None of this even touches on the $43 million “backlogged” rebate scandal Tesla’s facing in Canada that’s being blamed for people’s negative attitudes about the brand (ha!) or the fact that neither the long-promised Roadster 2.0 or the Tesla Semi will see production anytime this year, either.
The word you’re looking for when you think of Tesla these days is, “cooked.”
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Renewable developer Vesper Energy has cut the ribbon on Hornet Solar in Swisher County, Texas, one of the largest single-phase solar farms in the US.
As Electrek reported in January, the 600-megawatt (MW) Hornet Solar includes over 1.36 million modules covering more than 6 square miles. The project will contribute more than $100 million in new tax revenue to Swisher County and deliver 600 MWac of energy–enough to power 160,000 homes annually.
January 30, 2025: “The seamless coordination between our team and our EPC partner, Blattner, has enabled us to remain ahead of schedule and on budget while ensuring quality throughout the process,” said Juan Suarez, co-CEO of Irving-based Vesper Energy.
Hornet Solar uses bifacial solar panels mounted on a single-axis tracking system to maximize efficiency. The solar farm is connected to Oncor Electric’s transmission system within ERCOT and is contracted to provide power to four off-take partners through individual Virtual Power Purchase Agreements (VPPAs).
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The Hornet Solar project in the Texas Panhandle is on track to be fully online by spring 2025.
Texas is a utility-scale solar leader in the US, with a ranking of No. 2 and 37,713 MW currently installed. It’s projected to install 51,144 MW over the next five years and move into the No. 1 spot, according to the Solar Energy Industries Association (SEIA). The total solar investment in the state is $45.2 billion.
On January 21, the SEIA, Conservative Texans for Energy Innovation (CTEI), Advanced Power Alliance (APA), and the Texas Solar + Storage Association (TSSA) reported that existing and expected utility-scale solar, wind, and battery storage projects will contribute over $20 billion in total tax revenue – and pay Texas landowners $29.5 billion – over the projects’ lifetimes.
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