Author name: 胡思

As of November 28, the fire at Wang Fuk Court in Tai Po has claimed 128 lives, left 79 injured, and over 200 missing. This tragedy is not a natural disaster but rather a consequence of lax regulations and engineering failures. The key factor in this disaster was the layer of foam board around the exterior windows, intended to protect the glass from damage during construction, but its flammable nature exposed the entire building to extreme risk.

According to preliminary official investigations, the protective netting was flame-retardant; the issue lay with the highly flammable foam board around the windows and doors. The fire initially ignited in the lower-level scaffolding of Hong Cheung House, rapidly spreading up the exterior walls and affecting multiple floors. The intense heat caused the glass to shatter, allowing flames and thick smoke to pour into the interior, resulting in simultaneous fires at multiple points. The bamboo scaffolding burned through under high temperatures, collapsing and igniting other scaffolding, blocking exits and making it difficult for fire trucks to approach. The extreme temperatures in the fire zone caused constant reignition of embers, repeatedly hindering rescue efforts. The entire incident exemplifies the chain reaction of igniting combustible materials.

The dangers of foam board are well known within the industry. It has a low ignition point, produces toxic smoke, and spreads rapidly when ignited. The problem is not ignorance but a lack of accountability for managing risks. For years, regulations governing external wall maintenance in Hong Kong have been lax, focusing solely on procedural compliance without prioritizing material safety. Contractors follow customary practices, management offices approve based on minimum standards, and various departments limit their oversight to their own areas, with no one considering the overall picture. When there are gaps in the system, dangers seep through.

The 2017 Grenfell Tower fire in London had already highlighted combustible materials on external walls as a fatal weakness for high-rise buildings. In response, the UK tightened regulations and mandated the removal of problematic cladding. Eight years later, Hong Kong has yet to address similar vulnerabilities. A safety culture is not merely a slogan; it requires systemic measures to eliminate all possibilities of combustible materials. As long as foam board is still permitted around windows, any reviews will amount to little more than paper exercises.

The Wang Fuk Court fire is not only a warning for Hong Kong but also for densely populated cities worldwide. To prevent a recurrence of such tragedies, a comprehensive review of the system is essential, allowing the facts to speak for themselves. Hong Kong should establish an independent investigation committee composed of international experts in fire engineering, building safety, and risk science to publicly ascertain the causes of the fire, regulatory gaps, and material policies, and propose reforms applicable locally and in other cities. This is not only about accountability but also about preventing future tragedies.

The fire has finally been extinguished, but the flames of the system continue to burn. History has issued two warnings; if lessons are not learned, the costs will only escalate.

In November, Manchester’s streets are filled with yellow buses, a new symbol of the city. This is not merely a change of contractor; it represents a redefinition of public transport. Since privatization in 1986, bus systems across the UK have become fragmented, with chaotic fares and inconvenient transfers. However, Manchester’s reform, dubbed the ‘Bee Network’, demonstrates that transport can return to its service-oriented roots.

Led by Greater Manchester Mayor Andy Burnham, this transformation began with trials in Bolton and Wigan in 2023, aiming for full coverage of Greater Manchester by early 2025. The government has regained control over routes and fares; while buses remain operated by private companies, they must adhere to franchise agreements and unified standards. For the first time, the city’s public transport operates under a single brand, a single ticket, and a cohesive system. The yellow buses are not just a logo but a representation of a shift in governance logic.

The impact on passengers is immediate. Previously, commuting from the suburbs required purchasing two separate tickets, costing around £6. Now, passengers simply tap their cards at entry and exit, with the system automatically calculating the best fare. Transfers within sixty minutes still cost only £2, and children’s tickets are £1. For families commuting daily, weekly transport expenses have dropped from approximately £35 to around £20. This is not a case of government handouts; rather, it is about integration replacing redundancy and planning replacing competition, enhancing efficiency and saving money.

Convenience is equally evident. In the past, passengers had to figure out which company operated which route; now, one card allows travel throughout the entire area. The light rail and bus systems share a payment system that records transactions automatically and provides transparent settlements, making transfers hassle-free. Citizens are rediscovering the continuity of the city. Stations, routes, and timetables no longer belong to different companies but are part of a collaboratively woven public network.

The future blueprint is even more ambitious. Local railways are set to be fully integrated into the Bee Network by 2030, achieving a unified fare system across the region. Burnham is advocating for an underground tunnel project in the city center, allowing light rail and trains to operate underground, alleviating surface congestion while strengthening connections to the airport and new residential areas. If successful, Greater Manchester’s transport system will not only be cohesive but will also create the first true ‘one city, one network’ in the country.

The success of the Bee Network illustrates that public service and efficiency are not mutually exclusive. When local governments possess determination and vision, market forces can be directed towards the public good. This reform has made Manchester’s transport not only smoother but has also restored the sense of wholeness to the city. Other cities in the UK seeking to rebuild connections and equity should take Manchester as a model, allowing public transport to once again become the pulse of the city.

The United Kingdom will construct three small modular reactors (SMRs) in North Wales, marking a significant step in a long-planned initiative. While wind and solar energy have become the cornerstone of the UK’s energy transition, developing rapidly in recent years with substantial cost reductions and record generation levels, a renewable-dominated electricity system still requires a form of long-duration, round-the-clock baseload power. The role of SMRs is crucial in this context. These three reactors are not intended to replace wind and solar but to enable them to become more stable and reliable.

The limitations of renewable energy are not merely theoretical; they are physical realities. The lack of sunlight in winter, extended periods of low wind, and surges in demand during cold snaps all necessitate a power grid capable of continuous operation, providing inertia and voltage support. While batteries are suitable for short-term adjustments, their costs make them impractical for multi-day support; pumped storage is constrained by geography; and hydrogen storage remains immature. This does not negate the value of renewable energy but highlights the need for a dependable ‘stabilizing layer’ that allows wind and solar to confidently occupy a long-term power structure comprising 70% or more.

In this framework, the role of SMRs is to transform nuclear power from a large-scale project requiring a decade to build into a replicable model that can be deployed in five years. They can be rapidly established at the sites of decommissioned power stations, connecting to existing grids without extensive modifications. Their decentralized deployment allows the power system to maintain stable support across various regions. The three SMRs in North Wales are part of the UK’s broader energy infrastructure overhaul, serving as a key complement to make renewable energy more reliable and flexible.

While there are many global SMR designs, only a few have realistic prospects for mass production. General Electric’s BWRX-300 design is the simplest and is widely regarded in engineering circles as having the greatest potential for cost breakthroughs. Rolls-Royce’s SMR employs a pressurized water reactor, featuring a conservative design that aligns with existing regulatory and operational frameworks, offering high modularity and greater acceptance in European and Middle Eastern markets. China’s ACP100 (Linglong One) is currently the world’s first operational SMR, boasting the highest maturity, but its exports are hampered by political factors. Westinghouse’s AP300 is safe and stable, though it lacks strong modularity; Korea’s SMART series has a solid technical foundation but struggles to gain domestic market support, hindering scale formation.

From an engineering perspective, General Electric presents the most groundbreaking option, but in terms of international market and regulatory feasibility, Rolls-Royce holds the most export potential, particularly appealing to Europe, the Middle East, and South America. In terms of maturity, China is currently ahead. The UK’s choice of Rolls-Royce was not because it excelled in every metric, but because it aligns best with the UK’s systems, supply chains, and energy strategies. The pressurized water reactor fits well with the regulatory framework familiar to the UK, while Rolls-Royce has committed to establishing a local modular factory, making SMRs an exportable British product and creating new opportunities for the industry.

However, the limitations of SMRs should not be overlooked. Even with global acceleration, it is estimated that only two to three hundred could be built by 2050, contributing merely 2% to 4% of global electricity, thus unable to become a primary power source. Their importance lies not in their quantity but in their positioning: they fill the last, most challenging segment of maintaining baseload power between renewable energy and the grid, enhancing the overall stability and reliability of the system.

The three SMRs in North Wales represent a starting point for the UK’s energy reform, aimed at providing a more solid foundation for wind and solar energy to occupy a larger share in the future. This pragmatic and steady step also leaves the UK with a potential export pathway. Renewable energy will continue to take center stage, while SMRs will serve as the supporting structure that enables the main players to perform better.

As winter approaches in the UK, households continue to rely on gas boilers for heating. The process of igniting, heating, and distributing warmth has remained unchanged for half a century. However, heating does not necessarily require fuel combustion. Heat pumps utilize a physical cycle to transfer heat from the outdoors into homes; their principle operates in contrast to that of air conditioners. Because they transport rather than burn, their efficiency can reach three to four times that of modern gas boilers, which have an efficiency of only about 90%. The difference is stark.

To achieve net-zero emissions, the UK must address residential heating. Gas heating emits over 100 million tonnes of carbon dioxide annually, accounting for one-sixth of national emissions. As a fossil fuel, gas inevitably produces greenhouse gases when burned; electricity, on the other hand, increasingly derives from wind and solar power, allowing for a gradual transition to zero carbon. The shift from gas to electricity for heating is a natural progression towards a low-carbon energy system, and heat pumps align perfectly with this direction.

Government policy is also clear: through the Boiler Upgrade Scheme (BUS), households can receive up to £7,500 in subsidies to install heat pumps. Recently, an additional £2,500 subsidy for air-to-air heat pumps was introduced, providing more options for households needing both heating and cooling. Previously, high initial costs deterred many families; now, with subsidies in place, the barriers to transition have significantly lowered.

After adopting heat pumps, many households first notice a cleaner environment. Heat pumps produce no flames or combustion, resulting in zero nitrogen oxide emissions, thereby instantly refreshing both street and indoor air. Safety is another advantage: there are no gas leaks, no explosion risks, and annual gas safety checks are no longer necessary. Furthermore, there are climate benefits: by switching to electric heating, each household directly reduces carbon emissions, contributing tangibly to slowing global warming.

For users, the most crucial factor remains operational costs. Heat pumps utilize locally produced electricity, meaning heating expenses are no longer influenced by international gas prices; once gas is discontinued, there are no standing charges, simplifying bills. With smart tariffs, households can save about £300 annually. Over the years, the cumulative savings become increasingly evident, representing a tangible long-term benefit.

Heat pumps are set to become the standard for future heating. They combine efficiency, cleanliness, safety, and economic viability. Early adoption allows households to reap the benefits sooner; in an era of accelerated energy transition, taking proactive steps is far more rational than waiting for change.