E27 iconE27Aug 27, 2026

Why Southeast Asia’s next climate unicorn might be built from farm waste

Biochar is easy to dismiss as a climate-tech curiosity. Across Indonesia, Vietnam, Thailand, the Philippines and Malaysia, it sits at the intersection of five problems regional governments already spend money on: agricultural waste management, seasonal haze, soil degradation, industrial wastewater, and rural income.

Why Southeast Asia’s next climate unicorn might be built from farm waste

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Biochar is easy to dismiss as a climate-tech curiosity.

Across Indonesia, Vietnam, Thailand, the Philippines and Malaysia, it sits at the intersection of five problems regional governments already spend money on: agricultural waste management, seasonal haze,...

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The useful part

Biochar is easy to dismiss as a climate-tech curiosity. Across Indonesia, Vietnam, Thailand, the Philippines and Malaysia, it sits at the intersection of five problems regional governments already spend money on: agricultural waste management, seasonal haze, soil degradation, industrial wastewater, and rural income. Few climate technologies touch all five at once.

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Across Indonesia, Vietnam, Thailand, the Philippines and Malaysia, it sits at the intersection of five problems regional governments already spend money on: agricultural waste management, seasonal haze, soil degradation, industrial wastewater, and rural income.

Details worth keeping

Biochar is easy to dismiss as a climate-tech curiosity. Few climate technologies touch all five at once.

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