Solar good long-term investment bet: strategist

By Reuters


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Solar, like much of the cleantech industry, should prove a profitable bet for investors over the next decade as demand grows and costs fall, a top cleantech strategist said.

While solar was still expensive compared with wind or geothermal, progressive improvements in production costs and emerging solar technologies were eating away at that price disadvantage, said Steven Milunovich, global cleantech strategist at Banc of America Securities-Merrill Lynch.

"People are optimistic about solar because it's on a price performance curve of improvement, whereas wind and some of the others look like they are going to flatline," he said.

"When you look at solar, it's on an improvement curve of 10-15 percent a year," he told a conference in Singapore organized by the bank.

He also pointed to the promise of third-generation solar technology, such as polymer or organic solar panels.

This latest technology basically prints rolls of flexible panels, meaning a much cheaper manufacturing process than the current capital intensive methods.

Milunovich said strong demand for clean technology, or renewable energy technology, helped by subsidies, in Asia would be a major driver for growth.

"It's going to pay dividends to watch cleantech at this point because we're really involved in a phase that should prove profitable in the next decade," he said.

"I think what cleantech largely comes down to is the challenge that there are 2 billion people, largely in this part of the world, who will be moving into the middle class in the next 20 years. And these people are going to need energy to create an economy."

Solar, he said, was going to be a significant part of the portfolio of clean energy investments, helped by falling costs.

In the immediate term, though, investors in solar needed to be cautious.

"Clearly we've moved into a period of oversupply. If you look at demand, we believe about 5.5 gigawatts of solar was installed last year. We think that does increase to about 6 GW this year," he said.

"And we hope that thanks to the subsidies that we're now increasingly seeing in Japan, China and the U.S., we should have very strong growth over the ensuing years."

A major problem, though, was an oversupply of polysilicon, a key component of solar panels.

"As a result, the module prices of panels are declining by about a third and even with some unit growth this year, we think industry revenue could be down by a third this year."

"This is a period of consolidation. We'll see 12-24 months of consolidation, many vendors won't make it, many private companies won't continue to get funded."

He said even with 40 percent revenue growth next year based on strong installation numbers, and even with a relatively mild 15 percent fall in module prices, the industry size would only be returning to about where it was in 2008.

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Bitcoin consumes 'More electricity than Argentina' - Cambridge

Bitcoin energy consumption is driven by mining electricity demand, with TWh-scale power use, carbon footprint concerns, and Cambridge estimates. Rising prices incentivize more hardware; efficiency gains and renewables adoption shape sustainability outcomes.

 

Key Points

Bitcoin energy consumption is mining's electricity use, driven by price, device efficiency, and energy mix.

✅ Cambridge tool estimates ~121 TWh annual usage

✅ Rising BTC price incentivizes more mining hardware

✅ Efficiency, renewables, and costs shape footprint

 

"Mining" for the cryptocurrency is power-hungry, with power curtailments reported during heat waves, involving heavy computer calculations to verify transactions.

Cambridge researchers say it consumes around 121.36 terawatt-hours (TWh) a year - and is unlikely to fall unless the value of the currency slumps, even as Americans use less electricity overall.

Critics say electric-car firm Tesla's decision to invest heavily in Bitcoin undermines its environmental image.

The currency's value hit a record $48,000 (£34,820) this week. following Tesla's announcement that it had bought about $1.5bn bitcoin and planned to accept it as payment in future.

But the rising price offers even more incentive to Bitcoin miners to run more and more machines.

And as the price increases, so does the energy consumption, according to Michel Rauchs, researcher at The Cambridge Centre for Alternative Finance, who co-created the online tool that generates these estimates.

“It is really by design that Bitcoin consumes that much electricity,” Mr Rauchs told BBC’s Tech Tent podcast. “This is not something that will change in the future unless the Bitcoin price is going to significantly go down."

The online tool has ranked Bitcoin’s electricity consumption above Argentina (121 TWh), the Netherlands (108.8 TWh) and the United Arab Emirates (113.20 TWh) - and it is gradually creeping up on Norway (122.20 TWh).

The energy it uses could power all kettles used in the UK, where low-carbon generation stalled in 2019, for 27 years, it said.

However, it also suggests the amount of electricity consumed every year by always-on but inactive home devices in the US alone could power the entire Bitcoin network for a year, and in Canada, B.C. power imports have helped meet demand.

Mining Bitcoin
In order to "mine" Bitcoin, computers - often specialised ones - are connected to the cryptocurrency network.

They have the job of verifying transactions made by people who send or receive Bitcoin.

This process involves solving puzzles, which, while not integral to verifying movements of the currency, provide a hurdle to ensure no-one fraudulently edits the global record of all transactions.

As a reward, miners occasionally receive small amounts of Bitcoin in what is often likened to a lottery.

To increase profits, people often connect large numbers of miners to the network - even entire warehouses full of them, as seen with a Medicine Hat bitcoin operation backed by an electricity deal.

That uses lots of electricity because the computers are more or less constantly working to complete the puzzles, prompting some utilities to consider pauses on new crypto loads in certain regions.

The University of Cambridge tool models the economic lifetime of the world's Bitcoin miners and assumes that all the Bitcoin mining machines worldwide are working with various efficiencies.

Using an average electricity price per kilowatt hour ($0.05) and the energy demands of the Bitcoin network, it is then possible to estimate how much electricity is being consumed at any one time, though in places like China's power sector data can be opaque.
 

 

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Alberta creates fund to help communities hit by coal phase-out

Alberta Coal Community Transition Fund backs renewables, natural gas, and economic diversification, offering grants, workforce retraining, and community development to municipalities and First Nations as Alberta phases out coal-fired power by 2030.

 

Key Points

A provincial grant helping coal-impacted communities diversify, retrain workers, and transition to renewables by 2030.

✅ Grants for municipalities and First Nations

✅ Supports diversification and job retraining

✅ Focus on renewables, natural gas, and new sectors

 

The Coal Community Transition Fund is open to municipalities and First Nations affected as Alberta phases out coal-fired electricity by 2030 under the federal coal plan to focus on renewables and natural gas.

Economic Development Minister Deron Bilous says the government wants to ensure these communities thrive through the transition, aligning with views that fossil-fuel workers support the energy transition across the economy.

“Residents in our communities have concerns about the transition away from coal, even as discussions about phasing out fossil fuels in B.C. unfold nationally,” Rod Shaigec, mayor of Parkland County, said.

“They also have ideas on how we can mitigate the impacts on workers and diversify our economy, including clean energy partnerships to create new employment opportunities for affected workers. We are working to address those concerns and support their ideas. This funding means we can make those ideas a reality in various economic sectors of opportunity.”

The coal-mining town of Hanna, northeast of Calgary, has already received $450,000 through the program to work on economic diversification, exploring options like bridging the Alberta-B.C. electricity gap that could support new industries.

The application deadline for the coal transition fund is the end of November.

A provincial advisory panel is also expected to report back this fall on ways to create new jobs and retrain workers during the coal phase-out.

 

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Elizabeth May wants a fully renewable electricity grid by 2030. Is that possible?

Green Party Mission Possible 2030 outlines a rapid transition to renewable energy, electric vehicles, carbon pricing, and grid modernization, phasing out oil and gas while creating green jobs, public transit upgrades, and building retrofits.

 

Key Points

A Canadian climate roadmap to decarbonize by 2030 via renewables, EVs, carbon pricing, and grid upgrades.

✅ Ban on new gas cars by 2030; accelerate EV adoption and charging.

✅ 100 percent renewable-powered grid with interprovincial links.

✅ Just transition: retraining, green jobs, and building retrofits.

 

Green Party Leader Elizabeth May has a vision for Canada in 2030. In 11 years, all new cars will be electric. A national ban will prohibit anyone from buying a gas-powered vehicle. No matter where you live, charging stations will make driving long distances easy and affordable. Alberta’s oil industry will be on the way out, replaced by jobs in sectors such as urban farming, renewable energy and retrofitting buildings for energy efficiency. The electric grid will be powered by 100 per cent renewable energy as Canada’s race to net-zero accelerates.

It’s all part of the Greens’ “Mission Possible” – a detailed plan released Monday with a level of ambition made clear by its very name. May insists it’s the only way to confront the climate crisis head-on before it’s too late.

“We have to set our targets on what needs to be done. You can’t negotiate with physics,” May told CTV’s Power Play on Monday.

But is that 2030 vision realistic?

CTVNews.ca spoke with experts in economics, political policy, renewable energy and climate science to explore how feasible May’s plan is, how much it would cost and what transitioning to an environmentally-centred economy would look like for everyday Canadians.

 

MOVING TO A GREEN ECONOMY

Recent polling from Nanos Research shows that the environment and climate change is the top issue among voters this election.

If the Greens win a majority on Oct. 21 – an outcome that May herself acknowledged isn’t likely – it would signal a major restructuring of the Canadian economy.

According to the party’s platform, jobs in the fuels sectors, such as oil and gas production in Alberta, would eventually disappear. The Greens say those job losses would be replaced by opportunities in a variety of fields including renewable energy, farming, public transportation, manufacturing, construction and information technology.

The party would also introduce a guaranteed livable income and greater support for technical and educational training to help workers transition to new jobs.

But Jean-Thomas Bernard, an economist who specializes in energy markets, said plenty of people in today’s energy sector, such as oil and gas workers, wouldn’t have the skills to make that transition.

“Quite a few of these jobs have low technical requirements. Driving a truck is driving a truck. So quite few of these people will not have the capacity to be recycled into well-paid jobs in the renewable sector,” he said.

“Maybe this would be for the young generation, but not people who are 40, 45, 50.”

Ryan Katz-Rosene is an associate professor at the University of Ottawa who researches environmental policy. He says May’s overall pitch is technically possible but would require a huge amount of enthusiasm on behalf of the public. 

“The plan in itself is not physically impossible. It is theoretically achievable. But it would require a major, major change in the urgency and the level of action, the level of investment, the level of popular urgency, the level of political commitment,” he said.

“But it’s not completely fantastical in it being theoretically impossible.”

 

PHASING OUT BITUMEN PRODUCTION

Katz-Rosene said that, under the Greens’ plan, Canadians would need to pay for a bold carbon pricing plan that helps shift the country away from fossil fuels and has significant implications for electricity grids, he said. It would also mean dramatically upscaling the capacity of Canada’s existing electrical grid to account for millions of new electric cars, reflecting the need for more electricity to hit net-zero as demand grows.

 “Given Canada’s slow attempt to climate action and pretty lacklustre results in these years, to be frank, this plan is very, very difficult to achieve. We’re talking 11 years from now. But things change, people change, and sometimes that change can occur very quickly. Just look at the type of climate mobilization we’re seen among young people in the last year, or the last five years.”

Bernard, the economist, is less optimistic. He cited international agreements such as the Kyoto Protocol from 1997 and the more recent Paris Climate Agreement and said that little has come of those plans.

A climate solution with teeth, he suggests, would need to be global – something that no federal government can completely control.

“I find a lot this talk to be overly optimistic. I don’t know why we keep having this talk that is overly optimistic,” he said, adding that he believes humankind is already beyond the point of being able to stop irreversible climate change. 

“I think we are moving toward a mess, but the effort to control that is still not there.”

As for transitioning away from Canada’s oil industry, Bernard said May’s plan simply wouldn’t work.

“Trying to block some oil production here and there means more oil will be produced elsewhere,” he said. “Canada could become a clean country, but worldwide it would not be much.”

Mike Hudema, a climate organizer with Greenpeace Canada, thinks the Green Party’s promises for 2030 are big – and that’s kind of the point.

“They are definitely ambitious, but ambition is exactly what these times call for.  Unfortunately our government has delayed acting on this problem for so long that we have a very short timeline which we have to turn the ship,” he said.

“So this is the type of ambition that the science is calling for. So yes, I believe that if we here in Canada were to put our minds to addressing this problem, then we have the ability to reach it in that 2030 timeframe.”

In a statement to CTVNews.ca, a Green Party spokesperson said the 2030 timeline is intended to meet the 45 per cent reduction in emissions by 2030 as laid out by the Intergovernmental Panel on Climate Change.

“If we miss the 2030 target, we risk triggering runaway global warming,” the spokesperson said.

 

GREENING THE GRID BY 2030

Greening Canada’s existing electric grid – a goal May has pegged to 2030 – is quite feasible, Katz-Rosene said, and cleaning up Canada’s electricity is critical to meeting climate pledges. Already, 82 per cent of the country’s electric grid is run off of renewable resources, which makes Canada a world leader in the field, he said.

Hudema agrees.

“It is feasible. Canada does have a grid already that has a lot of renewables in it. So yes we can definitely make it over the hump and complete the transition. But we do need investments in our electric grid infrastructure to ensure a certain capability. That comes with tremendous job growth. That’s the exciting part that people keep missing,” Hudema said.

But Bernard said switching the grid to 100 per cent renewables would be quite difficult. He suggested that the Greens’ 2030 vision would require Ontario and Quebec’s hydro production to help power the Prairies.

“To think we could boost (hydro production) much more in order to meet Saskatchewan and Alberta’s needs? Oh boy. To do this before 2030? I think that’s not reasonable, not feasible.”

In a statement to CTV News, the Greens said their strategy includes building new connections between eastern Manitoba and western Ontario to transmit clean energy. They would also upgrade existing connections between New Brunswick and Nova Scotia and between B.C. and Alberta to boost reliability.

A number of “micro-grids” in local communities capable of storing clean energy would help reduce the dependency on nationwide distribution systems, the party said.

Even so, the Greens acknowledged that, by 2030, some towns and cities will still be using some fossil fuels, and that even by 2050 – the goal for achieving overall carbon neutrality – some “legacy users” of fossil fuels will remain.

However, according to party projections, the emissions of these “legacy users” would be at most 8 per cent of today’s levels and those emissions would be “more than completely offset” by re-forestation and new technologies, such as CO2 capture and storage.

 

ELECTRIC VEHICLE REVOLUTION

The Green Party’s platform promises to revolutionize the Canadian auto sector. By 2030, all new cars made in Canada would be electric and federal EV sales regulations would prohibit the sale of cars powered by gasoline.

Danny Harvey, a geography professor with the University of Toronto who specializes in renewable energy, said he thinks May’s plan for making a 100 per cent renewable-powered electric grid is feasible.

On cars, however, he thinks the emphasis on electric vehicles is “misplaced.”

“At this point in time we should be requiring automobiles to transition, by 2030, to making cars that can go three times further on a litre of gasoline than at present. This would require selling only advanced hybrid-electric vehicles (HEVs), which would run entirely on gasoline (like current HEVs),” he said.

“After that, and when the grid is fully ready, we could make the transition to fully electric or plugin hybrid electric vehicles, possibly using H2 for long-distance driving.”

At the moment, zero-emissions vehicles account for just over 2 per cent of annual vehicle sales in Canada. Katz-Rosene said that “isn’t a whole lot,” but the industry is on an exponential growth curve that doesn’t show any signs of slowing.

The trouble with May’s 2030 goal on electric vehicles, he said, has to do with Canadians’ taste in vehicles. In short: Canadians like trucks.

“The biggest obstacle I see is that I don’t even think it’s possible to get a light-duty truck, a Ford F150, in an electric model in Canada. And that’s the most popular type of vehicle,” he said.

However, if a zero emissions truck were on the market – something that automakers are already working on – then that could potentially shake things up, especially if the government introduces incentives for electric vehicles and higher taxes on gasoline, he said.

 

WHAT ABOUT THE COST?

CTVNews.ca reached out to the Green Party to ask how it would pay to revamp the electrical grid. The party did not give a precise figure but said that the plan “has been estimated to cost somewhat less” than the Trans Mountain Pipeline expansion.

The Greens have vowed to scrap the expansion and put that money toward the project.

Upgrading the electric grid to 100 per cent sustainable energy would also be a cost-effective, long-term solution, the Greens believe, though critics say Ottawa is making electricity more expensive for Albertans amid the transition.

“Current projects for renewable energy in Canada and worldwide are consistently at lower capital and operating costs than any type of fossil, hydro or nuclear energy project,” the party spokesperson said.

The party’s platform includes other potential sources of money, including closing tax loopholes for the wealthy, cracking down on offshore tax dodging and a new corporate tax on e-commerce companies, such as Facebook, Amazon and Netflix. The Greens have also vowed to eliminate all fossil fuel subsidies.

As for the economic realities, Katz-Rosene acknowledged that May’s plan may appeal to “radical” voters who view economic growth as anathema to addressing climate change.

But while May’s plan would be disruptive, it isn’t anti-capitalist, he said.

“It’s restrained capitalism. But it by no means an anti-capitalist platform, and none of the parties have an anti-capitalist platform by any stretch of the imagination,” Katz-Rosene said.

From an economist’s perspective, Bernard said the plan is still “very costly” and that taxes can only go so far.

“In the end, no corporation operates at a loss. At some stage, these taxes have to go to the users,” he said.

But conversations around money must also consider the cost of inaction on climate change, Hudema said.

“Costing (Elizabeth May) is always a concern and how we’re going to afford these things is something we definitely need to keep top of mind. But within that conversation we need to look at what is the cost of not doing what is in line with what the science is saying. I would say that cost is much more substantial.”

“The forecast, if we don’t act – it’s astronomical.”

 

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The gloves are off - Alberta suspends electricity purchase talks with B.C.

Alberta-BC Pipeline Dispute centers on Trans Mountain expansion, diluted bitumen shipments, federal approval, spill response capacity, and electricity trade, as Alberta suspends power talks and Ottawa insists the Kinder Morgan project proceeds in national interest.

 

Key Points

Dispute over Trans Mountain expansion, bitumen limits, and jurisdiction between Alberta, B.C., and Canada.

✅ Alberta suspends BC electricity talks as leverage

✅ Ottawa affirms federal approval and spill response

✅ BC plans advisory panel on diluted bitumen risks

 

Alberta Premier Rachel Notley says her government is suspending talks with British Columbia on the purchase of electricity from the western province.

It’s the first step in Alberta’s fight against the B.C. government’s proposal to obstruct the Kinder Morgan oil pipeline expansion project by banning increased shipments of diluted bitumen to the province’s coast.

Up to $500 million annually for B.C.’s coffers from electricity exports hangs in the balance, Notley said.

“We’re prepared to do what it takes to get this pipeline built — whatever it takes,” she told a news conference Thursday after speaking with Prime Minister Justin Trudeau on the phone.

Notley said she told Trudeau, who’s in Edmonton for a town-hall meeting, that the federal government needs to act decisively to end the dispute.

Speaking on Edmonton talk radio station CHED earlier in the day, Trudeau said the pipeline expansion is in the national interest and will go ahead, even as the federal government undertakes a study on electrification across sectors.

“That pipeline is going to get built,” Trudeau said. “We will stand by our decision. We will ensure that the Kinder Morgan pipeline gets built.”

B.C.’s environment minister has said his minority government plans to ban increased shipments until it can determine that shippers are prepared and able to properly clean up a spill, and, separately, has implemented an electricity rate freeze affecting consumers. He said he will establish an independent scientific advisory panel to study the issue.

The move infuriated Notley, who has accused B.C. of trying to change the rules after the federal government gave the project the green light. B.C. has the right to regulate how any spills would be cleaned up, but can’t dictate what flows through pipelines, she said.

Trudeau said Canada needs to get Alberta’s oil safely to markets other than the U.S. energy market today. He said the federal government did the research and has spent billions on spill response.

“The Kinder Morgan pipeline is not a danger to the B.C. coast,” he said.

Notley said she thanked Trudeau for his assurance that the project will go ahead, but the federal government has to do more to ensure the pipeline’s expansion.

“This is not an Alberta-B.C. issue. This is a Canada-B.C. issue,” she said. “This kind of uncertainty is bad for investment and bad for working people

“Enough is enough. We need to get these things built.”

B.C. Premier John Horgan said his government consulted Alberta and Ottawa about his province’s intentions, noting that Columbia River Treaty talks also shape regional electricity policy.

“I don’t see what the problem is,” Horgan said Thursday at a school opening north of Kelowna, B.C. “It’s within our jurisdiction to put in place regulations to protect the public interest.

“That’s what we are doing.”

He downplayed any possibility of court action or sanctions by Alberta.

“There’s nothing to take to court,” Horgan said. “We are consulting with the people of B.C. It’s way too premature to talk about those sorts of issues.

“Sabre-rattling doesn’t get you very far.”

Speaking in Ottawa, Natural Resources Minister Jim Carr wouldn’t say what Canada might do if British Columbia implements its regulation.

“That’s speculative,” said Carr.

He noted at this point, B.C. has just pledged to consult. He said the federal government heard from thousands of people before the pipeline was approved.

“That’s what they have announced — an intention to consult. We have already consulted.”

B.C.’s proposal creates more uncertainty for Kinder Morgan’s already-delayed Trans Mountain expansion project that would nearly triple the capacity of its pipeline system to 890,000 barrels a day.

 

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Ontario sending 200 workers to help restore power in Florida

Ontario Utilities Hurricane Irma Aid mobilizes Hydro One and Toronto Hydro crews to Tampa Bay, Florida, restoring power outages with bucket trucks, lineworkers, and mutual aid alongside Florida Power & Light after catastrophic damage.

 

Key Points

Mutual aid sending Hydro One and Toronto Hydro crews to Florida to restore power after Hurricane Irma.

✅ 205 workers, 52 bucket trucks, 30 support vehicles deployed

✅ Crews assist Tampa Bay under FPL mutual aid agreements

✅ Weeks-long restoration projected after catastrophic outages

 

Hurricane Irma has left nearly 7 million homes in the southern United States without power and two Ontario hydro utility companies are sending teams to help out as part of Canadian power crews responding to the disaster.

Toronto Hydro is sending 30 staffers to aid in the restoration efforts in Tampa Bay while Hydro One said Sunday night that it would send 175 employees after receiving a request from Florida Power and Light.

“I've been on other storms down in the states and they are pretty happy to see you especially when they find out you're from Canada,” Dean Edwards, one of the Hydro One employees heading to Florida, told CTV Toronto.

Most of the employees are expected to cross the border on Monday afternoon and arrive Wednesday.

Among the crews, Hydro One says it will send 150 lines and forestry staff, as well as 25 supporting resources, including mechanics, to help. Crews will bring 52 bucket trucks to Florida, as well as 30 other vehicles, reflecting their Ontario storm restoration experience with large-scale deployments, and pieces of equipment to transport and replace poles.

Hurricane Irma has claimed at least 45 lives in the Caribbean and United States thus far. Officials estimate that restoring power to Florida will take weeks to bring power back online.

“I’m sure a lot of people wish they could go down and help, fortunately our job is geared towards that so we're going to go down there to do our best and represent Canada,” said Blair Clarke, who’s making his first trip over the border.

Hydro One has reciprocal arrangements with other North American utilities to help with significant power outages, and its employees have provided COVID-19 support in Ontario as part of broader emergency efforts. All the costs are covered by the utility receiving the help.

In the past, the utility has sent crews to Massachusetts, Michigan, Florida, Ohio, Vermont, Washington, DC, and the Carolinas, while Sudbury Hydro crews have worked to reconnect service after storms at home as well. In 2012, 225 Hydro One employees travelled to Long Island, N.Y., to help out with Hurricane Sandy.

“This is what our guys and gals do,” Natalie Poole-Moffat, vice president of Corporate Affairs for Hydro One, told CP24. “They’re fabulous at it and we’re really proud of the work they do.”

 

 

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London Underground Power Outage Disrupts Rush Hour

London Underground Power Outage 2025 disrupted Tube lines citywide, with a National Grid voltage dip causing service suspensions, delays, and station closures; TfL recovery efforts spotlight infrastructure resilience, contingency planning, and commuter safety communications.

 

Key Points

A citywide Tube disruption on May 12, 2025, triggered by a National Grid voltage dip, exposing resilience gaps.

✅ Bakerloo, Waterloo & City, Northern suspended; Jubilee disrupted.

✅ Cause: brief National Grid fault leading to a voltage dip.

✅ TfL focuses on recovery, communication, and resilience upgrades.

 

On May 12, 2025, a significant power outage disrupted the London Underground during the afternoon rush hour, affecting thousands of commuters across the city. The incident highlighted vulnerabilities in the city's transport infrastructure, echoing a morning outage in London reported earlier, and raised concerns about the resilience of urban utilities.

The Outage and Its Immediate Impact

The power failure occurred around 2:30 PM, leading to widespread service suspensions and delays on several key Tube lines. The Bakerloo and Waterloo & City lines were completely halted, while the Jubilee line experienced disruptions between London Bridge and Finchley Road. The Northern line was also suspended between Euston and Kennington, as well as south of Stockwell. Additionally, Elizabeth Line services between Abbey Wood and Paddington were suspended. Some stations were closed for safety reasons due to the lack of power.

Commuters faced severe delays, with many stranded in tunnels or on platforms. The lack of information and communication added to the confusion, as passengers were left uncertain about the cause and duration of the disruptions.

Cause of the Power Failure

Transport for London (TfL) attributed the outage to a brief fault in the National Grid's transmission network. Although the fault was resolved within seconds, it caused a voltage dip that affected local distribution networks, leading to the power loss in the Underground system.

The incident underscored the fragility of the city's transport infrastructure, particularly the aging electrical and signaling systems that are vulnerable to such faults, as well as weather-driven events like a major windstorm outage that can trigger cascading failures. While backup systems exist, their capacity to handle sudden disruptions remains a concern.

Broader Implications for Urban Infrastructure

This power outage is part of a broader pattern of infrastructure challenges facing London. In March 2025, a fire at an electrical substation in Hayes led to the closure of Heathrow Airport, affecting over 200,000 passengers, while similar disruptions at BWI Airport have underscored aviation vulnerabilities. These incidents have prompted discussions about the resilience of the UK's energy and transport networks.

Experts argue that aging infrastructure, coupled with increasing demand and climate-related stresses, poses significant risks to urban operations, as seen in a North Seattle outage and in Toronto storm-related outages that tested local grids. There is a growing call for investment in modernization and diversification of energy sources to ensure reliability and sustainability.

TfL's Response and Recovery Efforts

Following the outage, TfL worked swiftly to restore services. By 11 PM, all but one line had resumed operations, with only the Elizabeth Line continuing to experience severe delays. TfL officials acknowledged the inconvenience caused to passengers and pledged to investigate the incident thoroughly, similar to the Atlanta airport blackout inquiry conducted after a major outage, to prevent future occurrences.

In the aftermath, TfL emphasized the importance of clear communication with passengers during disruptions and committed to enhancing its contingency planning and infrastructure resilience.

Public Reaction and Ongoing Concerns

The power outage sparked frustration among commuters, many of whom took to social media to express their dissatisfaction, echoing sentiments during Houston's extended outage about communication gaps and delays. Some passengers reported being trapped in tunnels for extended periods without clear guidance from staff.

The incident has reignited debates about the adequacy of London's transport infrastructure and the need for comprehensive upgrades. While TfL has initiated reviews and improvement plans, the public remains concerned about the potential for future disruptions and the city's preparedness to handle them.

The May 12 power outage serves as a stark reminder of the vulnerabilities inherent in urban infrastructure. As London continues to grow and modernize, ensuring the resilience of its transport and energy networks will be crucial. This includes investing in modern technologies, enhancing communication systems, and developing robust contingency plans to mitigate the impact of future disruptions. For now, Londoners are left reflecting on the lessons learned from this incident and hoping for a more reliable and resilient transport system in the future.

 

 

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