Document Type

Article

Publication Title

Boston College Law Review

Abstract

The crypto space is a rapidly growing industry with a rapidly growing carbon footprint. The industry’s expanding energy use has sparked a vigorous debate over whether and how best to regulate crypto mining’s environmental effects. The Biden Administration and many members of Congress have studied the industry’s environmental impact and concluded that there should be environmental regulations for the industry. Regulation, however, faces an obstacle in the form of concern that regulation may unduly stifle innovation and competition within the industry. This is a major reason why Congress has yet to enact environmental regulations for crypto mining.

This Article proposes a win-win regulatory approach that would reduce crypto mining’s environmental harms while also promoting, rather than stifling, competition and innovation. The Article proposes applying the Porter Hypothesis, a well-known economic theory in environmental law scholarship, to the problem of environmental harm caused by crypto mining. The Porter Hypothesis calls for a consultative, flexible approach to environmental regulation that involves input from the industry, focuses on reducing pollution at its source instead of mitigating its effects after the fact, and provides the industry flexibility by setting emission limits and using market incentives, but not prescribing the technological means, to meet them.

Applied to crypto mining, the Porter Hypothesis suggests regulations that use a market incentive—like a pollution tax or a cap-and-trade program—to encourage crypto miners to reduce their pollution at its source, without mandating the use of a particular technology. The program should also provide funding for pilot projects, use phase-in periods and realistic deadlines, as well as require policy-makers to monitor and publish data about individual miners’ energy usage and greenhouse gas emissions. This Article is the first to propose a regulatory program of environmental regulations for the industry, the first to apply the Porter Hypothesis to crypto mining, and the first to propose a regulatory approach that offers a win-win solution to overcome political opposition to regulating the environmental harms of crypto mining.

Publication Date

2024

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