What It Really Means When Google and Apple Say They Run on 100% Renewable Energy

The role of RECs, the concept of “additionality”, and their impact on the earth

Sarvesh Mathi
OneZero
Published in
8 min readApr 8, 2020

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Solar panels roofs in Apple’s Cupertino Headquarters. Photo: Apple

AApple, Amazon, Google, Facebook, and Microsoft — five companies that arguably make up “big tech” — say they are either already powered by 100% renewable energy or are close to getting there.

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