ASEAN’s energy future crisis and structural risk are not something that can be solved on the supply-side alone. What it requires is an end-to-end system solution by technology, policy, finance, governance, and regional solidarity.
ASEAN’s energy future crisis and structural risk are not something that can be solved on the supply-side alone. What it requires is an end-to-end system solution by technology, policy, finance, governance, and regional solidarity.
By Mehmet Enes Beşer
ASEAN member countries’ energy industries are changing as a result of rising demand, decarbonization requirements, and complex geopolitics. While the region is moving towards cleaner, more inclusive, and more resilient energy systems, the risk diversification challenge—namely addressing structural vulnerabilities and crisis-driven disruptions—acquired an added significance. While pursuit of energy diversification has so far been associated with the reduction of imports or fuel mix enrichment, ASEAN’s new reality requires more holistic conceptualization of risk diversification using technology, market structure, governance capability, and regional integration.
ASEAN’s energy security context is the sum total of member states’ collective exposures and unique vulnerabilities. The entire energy consumption of the region is projected to grow by more than 60% by 2040, driven by high population, industrialization, and urbanization expansion. This offers huge opportunities but also creates structural exposure to risks of fuel import dependence, power generation hotspots, inadequate grid infrastructure, and low emergency response preparedness. The COVID-19 pandemic and supply shocks and volatile world fuel prices have uncovered the fragility of ASEAN’s energy infrastructure and the imperative to build systemic resilience.
The structural risk of ASEAN in the energy sector is prompted by long-term cultural tendencies of dependence and lack of investment. Most of its members, such as Singapore, Thailand, and the Philippines, rely on foreign fuels—i.e., LNG, coal, and oil—to meet their energy needs. This reliance exposes them to price volatility, geopolitics, and supply chain bottlenecks. For example, 2022-2023 LNG volatility caused enormous fiscal and societal damage to countries with floating price mechanisms or narrow subsidy margins.
At a generation level, a lack of diversification of power sources leads to the risk of system meltdown. In spite of increased attention to renewables, coal and natural gas continue to be power giants in Indonesia, Malaysia, and Vietnam. This attention is balanced by fuel price risk and environmental regulation risk, including carbon pricing or border-trade tariffs on carbon. Centralized power networks are also inflexible and less adaptable during crises due to fuel supply disruptions, bad weather, or cyberattacks.
These are compounded by the infrastructural shortfalls, more specifically transmission and distribution. Grid vulnerabilities in the majority of ASEAN countries place restraints on renewable energy inputs that can be supplied into the grid and inter-island or border transport of electricity. In the Philippines and Indonesia, respectively, physical geography as an archipelago imposes special difficulties in a common, unified market for energy, while in Cambodia and Laos, limited transmission capacity hampers energy transfers and rural electrification. These physical barriers impede diversification of energy supply channels and reduce energy system responsiveness during crisis.
Crisis hazards—generated by natural disasters, pandemics, and global economic market volatility—have further underscored the need for a multi-faceted diversification approach. Indonesia and the Philippines are two of the world’s most disaster-prone countries, being continually struck by typhoons, earthquakes, and volcanic activity which interrupt energy production and transmission. In times of crisis, fuel supply chains collapse, power infrastructure fails, and backup facilities in crisis fail. Similarly, the COVID-19 pandemic brought to the forefront vulnerabilities in value chains of energy technology, i.e., supply of labor as well as capital mobilization in energy programs within decentralized or community-based power systems.
Diversification of energy technology is perhaps one of the most critical supporting pillars of diversification of risks. Greater deployment of shares of clean technology like solar, wind, hydro, geothermal, and biomass reduces emissions and, in the process, off-sets fuel price risk and brings local energy security. Vietnam and Thailand have made significant strides to expand solar PV and wind capacity, and Indonesia and the Philippines contribute equally to accessing geothermal power. But renewables are not risk-free; intermittency, land conflict, and climate variability must be addressed through complementary investments in grid modernization, battery storage, and digital management technologies.
Simultaneously, market and institutional diversity can add to resilience. An open energy market with competition stimulates diverse participants, promotes innovation, and distributes systemic risk concentration. Restructuring in Vietnam’s, the Philippines’, and Malaysia’s power industries has introduced uneven amounts of liberalization, although uneven progress is being made. Increasing regulatory autonomy, sustaining open pricing regimes, and stimulating public-private partnerships all are key to diversifying risk among participants and improving adaptive capacity.
Regional integration offers a second avenue of risk diversification. The ASEAN Power Grid (APG), a decade-long vision to establish integrated electricity markets, is underdeveloped but has revolutionary promise. Cross-border trade in electricity can smooth supply and demand mismatches, enhance the economic attractiveness of renewables, and offer mutual insurance against point-of-failure outages. The Lao PDR–Thailand–Malaysia–Singapore (LTMS) Power Integration Project demonstrates the possibility of multilateral power trading, but its duplication entails harmonization of technical standards, legal provisions, and political coordination.
Planned energy access and decentralization measures should also be included in risk diversification. Mini-grids at community level, rooftop solar, and distributed energy systems can complement centralized grids and provide disaster-resilience in disaster-affected or remote areas. Myanmar and Cambodia, with limited grid coverage, gain the most from scalable, modular, community-scale energy solutions. Even so, such technology supported at scale is not yet simple to achieve. Climate funds with concessionality, public finance institutions, and blended finance instruments need to be tapped in a manner that enables strategy to diversify and be inclusive and not just for grid-accessible, urban areas.
An essential but oftentimes under-played aspect of risk diversification lies in information and governance structures. There needs to be early warning systems, real-time monitoring of the grids, and complete resource planning to ensure that vulnerabilities are being identified and sorted pre-emptively. ASEAN countries vary quite substantially in the management of energy data, forecasting, and modeling. Cross-border platforms and schemes of technological support can fill such gaps and enable cross-border reaction to transboundary risks like cross-border pollution haze, shared water bodies for hydroelectric power, or regional cyber threat to power plants.
Finally, ASEAN’s energy future crisis and structural risk are not something that can be solved on the supply-side alone. What it requires is an end-to-end system solution by technology, policy, finance, governance, and regional solidarity. With this, ASEAN is not only able to construct a safer and sustainable energy future but also a more resilient and equitable one—one that will be able to absorb the shocks and stresses that will define the energy business for the next few decades.