1. The race to net zero emissions

Illustration of a man in a suit pledging, and his head is a smokestack.

Illustration: Gabriella Turrisi/Axios

Companies have been volunteering in droves to cut their greenhouse gas emissions to "net zero" within the next two to three decades.

Yes, but: A lack of a standard definition of what "net zero" actually means for corporations — and the absence of a regulatory entity that can enforce the pledges means investors, government officials and consumers are unable to discern greenwashing from genuine commitments.

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