When President Trump announced on June 1 last year that the United States would exit the Paris climate deal, many of America’s largest corporations said they would honor the agreement anyway, vowing to pursue cleaner energy and cut emissions on their own.
A year later, there’s one area where that pledge is highly visible: renewable energy. Dozens of Fortune 500 companies, from tech giants like Apple and Google to Walmart and General Motors, are voluntarily investing billions of dollars in new wind and solar projects to power their operations or offset their conventional energy use, becoming a major driver of renewable

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