Singapore, 2 June 2026 – South-east Asia’s clean-energy transition is moving into a more difficult and capital-intensive phase as governments and utilities confront a central challenge: renewable power can only scale meaningfully if the region fixes its ageing and fragmented electricity grids.

For years, the region’s energy debate has focused heavily on building more solar, wind, hydropower and other renewable-generation capacity. That push remains important, especially as electricity demand continues to rise across fast-growing economies such as Indonesia, Vietnam, Thailand, Malaysia and the Philippines. But the next phase of the transition is increasingly about transmission lines, interconnectors, storage, grid stability and regional power trading.

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Author

Bernard Lee

Bernard is a social activist dedicated to championing community empowerment, equality, and social justice. With a strong voice on issues affecting grassroots communities, he brings insightful perspectives shaped by on-the-ground advocacy and public engagement. As a columnist for The Ledger Asia, Bernard writes thought-provoking pieces that challenge norms, highlight untold stories, and inspire conversations aimed at building a more inclusive and equitable society.