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Can 100% renewable energy power the world?

TED Climate

00:00

Introduction

We use 35 billion barrels of oil a year, and scientists estimate that we've consumed about forty % of the oil that there is. To harness this energy, it's been estimated that we'd need a solar capturing surface that spans several hundred thousand square kilometers. The problem isn't where we'd get the energy we need, but how we can harness this power and distribute it cheaply and effectively.

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