How to Heat Your Home Without Hurting the Planet | Kathy Hannun | TED Fellows | TED

Summary by TwinMind · 5m 20s

Summary by TwinMind · 5m 20s

Summary by TwinMind · 5m 20s

How to Heat Your Home Without Hurting the Planet | Kathy Hannun | TED Fellows

How to Heat Your Home Without Hurting the Planet | Kathy Hannun | TED Fellows

How to Heat Your Home Without Hurting the Planet | Kathy Hannun | TED Fellows

TED

TED

TED

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