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Technology Review's Briefings are primers on key emerging technologies that promise to be transformational in their impact.

Electricity

Introduction

The great electrification projects of the 19th and 20th centuries created a world where (at least in developed countries) electricity is as common as clean water. They also created a world addicted to fossil fuels. Globally, over 40 percent of electricity is generated from coal and another 20 percent from natural gas, releasing billions of tons of carbon dioxide into the atmosphere each year.

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