In December 2023, a 43-year-old small business owner in Granbury, Texas collapsed after her heart rate surged to nearly 200 beats per minute and an unrelenting migraine left her hospitalized for days.[1] She later learned she was not alone: residents across her town had been enduring similar symptoms traced to a constant industrial hum produced a nearby Bitcoin mining facility that was exceeding local noise limits.[2] This episode is one of many documented cases and lawsuits where residents allege that nearby crypto mines have harmed their health, quality of life, and environment.

A 2025 found that Bitcoin mining increases exposure to fine particulate matter (PM2.5), a dangerous air pollutant that can penetrate deep into the lungs and bloodstream, heightening the risk of heart disease, respiratory illness, dementia, and premature death.[3] During the study period, heavily populated metropolitan areas including New York City and the Houston–Austin corridor, experienced some of the largest increases in PM2.5 concentrations because of the substantial presence of crypto mines in these areas.[4] Due to the uncontainable nature of air pollution, millions of Americans face prolonged exposure to harmful emissions generated by the growing energy demands of cryptocurrency mining. Researchers have urged government intervention, including stricter power plant emissions limits in upwind states and more responsible siting of mining operations.[5]

Cryptocurrency mining is the process through which cryptocurrency tokens are generated. Miners use powerful, specialized computers to compete to solve complex mathematical puzzles to earn or “mine” coins.[6] Because these machines run continuously, the system consumes enormous amounts of electricity, globally comparable to the annual energy use of a mid-sized country.[7] Much of that electricity still comes from fossil fuels, particularly coal and natural gas, producing tens of millions of tons of carbon dioxide emissions each year.[8]

While the cryptocurrency sector offers significant economic opportunity, its environmental consequences remain underexamined. Beyond massive electricity consumption and carbon emissions, large-scale mining operations impose persistent noise pollution, strain aging power grids, increase fossil fuel generation, and generate electronic waste, raising serious public health concerns.[9] Yet these consequences remain largely invisible in mainstream discussions that frame cryptocurrency primarily as a financial innovation rather than an industry with tangible environmental and health costs. The current administration’s ambition to position the United States as a global leader in digital assets combined with its retreat from environmental commitments and enforcement risks creating a crisis that will be increasingly difficult to reverse.

If the United States aims to lead in digital assets, it must confront the environmental and public health costs of cryptocurrency mining with meaningful regulation. Since his inauguration in January 2025, President Trump has taken a series of steps signaling strong federal support for crypto expansion,[10] collectively lowering regulatory pressure and encouraging domestic growth.[11] An executive order prioritizing digital assets while rolling back earlier regulatory frameworks centered on “responsible development,”[12] the creation of a federal Bitcoin reserve, and crypto-friendly regulatory appointments all facilitate growth with limited environmental guardrails.[13]

The administration’s goals are quickly materializing as a 2025 Cambridge survey reported that the United States has emerged as the world’s largest Bitcoin mining hub.[14] While these goals align with broader global financial trends, becoming a crypto powerhouse should not come at the expense of environmental stewardship. The United States has an opportunity to set a global example by pairing technological leadership with sustainable mining practices and clear environmental safeguards. As the familiar maxim reminds us, with great power comes great responsibility—and global dominance in digital assets should carry a corresponding duty to lead on sustainability.

Cryptocurrency innovation and environmental responsibility need not be mutually exclusive. Policymakers have tools to reconcile digital finance with climate goals, including carbon disclosure requirements[15], energy-sourcing transparency, emissions pricing, and incentives for less energy-intensive blockchain technologies.[16] These approaches have been identified by federal policymakers as practical regulatory mechanisms for mitigating the environmental footprint of crypto-asset mining while preserving the economic and technological benefits of the industry.[17]Integrating these tools into crypto policymaking would encourage sustainable mining practices without stifling industry growth. If the administration seeks to maintain the United States’ status as a global crypto mining powerhouse, grounding that growth in social and environmental responsibility will make it far more durable by reducing regulatory uncertainty, lowering long-term energy costs, and increasing public and investor confidence in the industry’s sustainability.

One promising path forward is a shift toward less energy-intensive blockchain technologies. In 2022, Ethereum reduced its fossil fuel consumption by approximately 99.97% after transitioning from a proof-of-work (PoW) to a proof-of-stake (PoS)[18]—a model that requires far less electricity because it does not rely on energy-intensive computational mining.[19] While the federal government cannot directly compel decentralized networks to change their consensus mechanisms, it can shape incentives to make low-energy systems more attractive. Policymakers could pair stricter environmental standards for high-energy mining with tax incentives, disclosure requirements, and market advantages for PoS-based networks.[20] These policies would not only reduce emissions but also encourage the development of more energy-efficient blockchain infrastructure that is cheaper to operate and easier to scale within regulated financial markets. At the same time, encouraging or requiring mining operations to rely on renewable energy sources such as wind and solar, particularly in regions where those resources are abundant, would further reduce emissions.[21] Over time, aligning regulatory frameworks with energy efficiency can nudge new projects toward low-impact designs and make environmentally responsible innovation the industry standard rather than the exception.

 

 

[1] Andrew R. Chow, The Human Cost of Bitcoin Mining in Texas, Time (May 2024), https://time.com/6982015/bitcoin-mining-texas-health/.

[2] Id.

[3] Gianluca Guidi et al., The Environmental Burden of the United States’ Bitcoin Mining Boom, 16 Nature Commc’ns 2970 (2025), https://doi.org/10.1038/s41467-025-58287-3.

[4] Id.

[5] Vince Dioquino, Harvard-led Study Reveals Bitcoin Mining Spreads Air Pollution Interstate, Decrypt (Apr. 14, 2025), https://decrypt.co/314682/harvard-led-study-reveals-bitcoin-mining-spreads-air-pollution-interstate.

[6] See What Is Bitcoin Mining?, Bankrate, https://www.bankrate.com/investing/what-is-bitcoin-mining/.

[7] Sanaz Chamanara, S. Arman Ghaffarizadeh & Kaveh Madani, The Environmental Footprint of Bitcoin Mining Across the Globe: Call for Urgent Action, 11 Earth’s Future (2023), https://doi.org/10.1029/2023EF003871.

[8] Id.

[9] Shali Tayebi & Heresh Amini, The Flip Side of the Coin: Exploring the Environmental and Health Impacts of Proof-of-Work Cryptocurrency Mining, 252 Env’t Rsch. 118798 (2024).

[10] The White House, Crypto (last visited Mar. 2, 2026), https://www.whitehouse.gov/crypto/

[11] Ilan A. Nieuchowicz, Trump Administration’s Executive Order on Digital Assets: A Significant Shift in U.S. Crypto Policy, Carlton Fields (Feb. 7, 2025), https://www.carltonfields.com/insights/publications/2025/trump-administrations-executive-order-on-digital-assets-a-significant-shift-in-u-s-crypto-policy.

[12] Exec. Order No. 14178, Strengthening American Leadership in Digital Financial Technology, 90 Fed. Reg. 8647 (Jan. 31, 2025).

[13] Grant P. Fondo & Karen Ubell, Trump Signs Executive Order Outlining Pro-Crypto Policy, Goodwin Procter (Jan. 24, 2025), https://www.goodwinlaw.com/en/insights/publications/2025/01/alerts-finance-dcb-trump-executive-order-crypto-policy.

[14] Alexander Neumueller et al., Cambridge Digital Mining Industry Report: Global Operations, Sentiment, and Energy Use, Cambridge Centre for Alt. Fin. (Apr. 28, 2025), https://www.jbs.cam.ac.uk/wp-content/uploads/2025/04/2025‑04‑cambridge‑digital‑mining‑industry‑report.pdf.

[15] Rebecca Tang, Cryptocurrency’s Carbon Catastrophe: The Clash Between Climate Goals and Energy-Intensive Mining, Colum. Pol. Rev. (Nov. 19, 2024), https://www.cpreview.org/articles/2024/11/cryptocurrencys-carbon-catastrophe-the-clash-between-climate-goals-and-energy-intensive-mining-1.

[16] OSTP, Climate and Energy Implications of Crypto-Assets in the United States 15 (Sept. 2022), https://bidenwhitehouse.archives.gov/wp-content/uploads/2022/09/09-2022-Crypto-Assets-and-Climate-Report.pdf.

[17]  Id.

[18] Alexander Neumüller, Ethereum’s Climate Impact: A Contemporary and Historical Perspective, Cambridge Centre for Alt. Fin. (Dec. 1, 2023) https://www.jbs.cam.ac.uk/2023/ethereums-climate-impact-a-contemporary-and-historical-perspective/.

[19] Fidelity Viewpoints, Proof of Work vs. Proof of Stake, Fidelity (last visited Mar. 2, 2026), https://www.fidelity.com/learning-center/trading-investing/proof-of-work-vs-proof-of-stake.

[20] Ashley Lannquist & Rachel Davidson Raycraft, Building Block(chain)s for a Better Planet: Blockchain Use Cases in the Environmental and Government Transparency Sectors, World Economic Forum (2018), https://www3.weforum.org/docs/WEF_Blockchain_Government_Transparency_Report.pdf.

[21] Nuri Onat & Murat Kucukvar, The Large Environmental Consequences of Bitcoin Mining, LSE Bus. Rev. (Nov. 8, 2024), https://blogs.lse.ac.uk/businessreview/2024/11/08/the-large-environmental-consequences-of-bitcoin-mining/