Inside the “disappearing battery” revolution — how forest-powered supercapacitors could keep wireless sensors running for years

Swedish startup Ligna Energy’ S-Power supercapacitors use forest-derived materials to replace unsustainable batteries in IoT sensors.

Jun 5, 2026 0

Inside the “disappearing battery” revolution — how forest-powered supercapacitors could keep wireless sensors running for years

Swedish startup Ligna Energy’ S-Power supercapacitors use forest-derived materials to replace unsustainable batteries in IoT sensors.

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