Global Energy Grid Strain, Fuel Scramble Follow Hormuz Closure

The ongoing closure of the Strait of Hormuz continues to reverberate through global energy markets, creating supply scrambles for refined products and exposing critical infrastructure weaknesses in renewable energy development, according to reports from OilPrice.com.

Southeast Asia's push for clean energy is facing a major hurdle due to inadequate and ageing power grids, a vulnerability magnified by the energy crisis stemming from the U.S.-Israeli war on Iran. The region was hit harder than any other when the strait closed in February 2026, cutting off 20% of global oil and gas flows, with 80% of that oil and 90% of the gas originally destined for Asian markets. According to OilPrice.com, this volatility has catalyzed a renewable energy push but "inadequate grid capacity and maintenance is already proving a major factor in the region’s stuttering rollout of new clean energy projects," deterring billions in planned investments.

The report cites issues including unclear power purchase agreements, permitting delays, grid connection constraints, and policy uncertainty. This grid fragility has led to project cancellations and threatens near-term energy security for import-dependent nations like the Philippines, which declared a national energy emergency after the strait's closure.

Meanwhile, the refined products market, particularly jet fuel, remains severely disrupted. European airlines are scrambling for supply, with a consultancy forecasting a European jet fuel supply deficit of almost 600,000 barrels per day in Q3 2026. Europe had relied on the Middle East for roughly half its jet fuel imports before the conflict. EU Energy Commissioner Dan Jorgensen has warned of potential shortages by summer's end, prompting coordinated releases of national reserves. The U.S., Nigeria, Canada, India, and South Korea have stepped in as alternative suppliers, and Italian refiners boosted jet fuel production by around 10% in early 2026.

Jet fuel prices have seen extreme volatility, spiking to $215.32 a barrel in late March 2026 before falling to just over $130. With fuel comprising 20-25% of airline operating costs, carriers like Ryanair reported an 11% increase in operating costs due to unhedged fuel price spikes, leading to flight cuts.

In a separate development, scientists at UC Davis and Lawrence Berkeley National Laboratory reported a breakthrough in nuclear fusion materials. Research published in Nature Communications describes how metallic foils of titanium and palladium can facilitate fusion reactions at lower temperatures, a step toward overcoming the net-negative energy production challenge of current fusion experiments. The field is being advanced with AI tools like DuctGPT at Ames National Laboratory, designed to model materials suitable for fusion reactors.

For Bakken operators, the persistent global disruptions underscore the continued value of secure, stable crude production from North America. The scramble for refined products and the stalling of renewable projects abroad may reinforce demand for U.S. energy exports, including crude and refined products from the Williston Basin.