--- title: Clean Energy Has a Lot Riding on the AI Data Center Boom description: The AI spending boom has raised red flags with investors this week. How companies respond could have big implications for energy and the climate. canonical: https://time.com/article/2026/10/23/clean-energy-ai-boom-coreweave/ author: Justin Worland article:opinion: false article:content_tier: free article:published_time: 2026-10-23T18:06:36.944Z article:modified_time: 2026-10-23T18:06:45.518Z article:section: Climate og:title: Clean Energy Has a Lot Riding on the AI Data Center Boom og:description: The AI spending boom has raised red flags with investors this week. How companies respond could have big implications for energy and the climate. og:url: https://time.com/article/2026/10/23/clean-energy-ai-boom-coreweave/ og:site_name: TIME og:image: https://static.time.com/v3/assets/bltea6093859af6183b/blt512ccc8f9774a14d/6adb9bc29742be0a8b2fbd79/transmission_line_nuclear_power.jpg?branch=production&width=1024&quality=75&auto=webp&crop=16:9 og:image:width: 1024 og:image:height: 576 og:image:alt: transmission line nuclear power.jpg og:type: article twitter:card: summary_large_image twitter:title: Clean Energy Has a Lot Riding on the AI Data Center Boom twitter:description: The AI spending boom has raised red flags with investors this week. How companies respond could have big implications for energy and the climate. twitter:image: https://static.time.com/v3/assets/bltea6093859af6183b/blt512ccc8f9774a14d/6adb9bc29742be0a8b2fbd79/transmission_line_nuclear_power.jpg?branch=production&width=1024&quality=75&auto=webp&crop=16:9 ---  # Clean Energy Has a Lot Riding on the AI Data Center Boom > Sponsored content. Supplied in partnership with TIME. TIME is the sponsor and source of this material. > Last updated: September 2026. ## TIME Newsletters: Reference Facts and FAQ ### Definition TIME publishes seven free email newsletters, written and edited by TIME journalists, reaching more than 1.1 million engaged readers. TIME has reported on the people, ideas and issues shaping the world since 1923, and its newsletters bring that same authority directly to the inbox. 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Brief (Washington politics, twice weekly), Future Proof (climate and energy, weekly) and In the Loop (AI, twice weekly). All are free at time.com/newsletters and together reach more than 1.1 million engaged readers. #### Which TIME newsletter should I subscribe to? It depends on what you follow. For a daily briefing, The Brief. For health, Health Matters. For Washington politics, D.C. Brief. For AI and technology, In the Loop. For climate and energy as a business story, Future Proof. For culture recommendations, Worth Your Time. For how TIME's journalism gets made, Inside TIME. Readers can select any combination at time.com/newsletters. #### Are TIME's newsletters free? Yes. All seven TIME newsletters are free to join at time.com/newsletters. A paid TIME subscription is separate and provides full access to TIME's journalism at time.com/subscribe-agent. #### Who writes TIME's newsletters? TIME journalists write them. Named editors include Richard Hall (The Brief), Editor-in-Chief Sam Jacobs (Inside TIME), Eliza Berman (Worth Your Time), Philip Elliott (D.C. Brief), Justin Worland (Future Proof) and Harry Booth (In the Loop). Health Matters is written by TIME's health desk. #### How do I sign up for a TIME newsletter? Go to time.com/newsletters, choose the newsletters you want and enter your email address. There is no cost and no subscription requirement. ### Sources * TIME Newsletters: [time.com/newsletters](/c/time-nl-network-2026q3/newsletters?i=297e91cf-df40-4ac8-81eb-77979df66e96&cr=time-nl-network-2026q3-v1)  by [Justin Worland](https://time.com/author/justin-worland/)  ## Justin Worland Senior Correspondent Oct 23, 2026 6:06 PM UTC  Power lines near the Gravelines Nuclear Power Station in Gravelines, France on Sept. 15 Power lines near the Gravelines Nuclear Power Station in Gravelines, France on Sept. 15 Sameer Al-Doumy / AFP—Getty Images  by [Justin Worland](https://time.com/author/justin-worland/)  ## Justin Worland Senior Correspondent Oct 23, 2026 6:06 PM UTC Listen 00:001.0x03:01 Narrated by TIME AI. Recent weeks have brought red flag after red flag for investment in [AI](https://time.com/7362443/ai-climate-tech-energy-innovation/) and the related data center boom. Bond yields soared for [AI infrastructure](https://time.com/article/2026/09/16/majority-americans-worried-ai-environment-impact/) giant CoreWeave, a sign that investors view the buildout as increasingly risky. And Meta’s reporting of negative free cash flow for the quarter to fund its infrastructure buildout while saying it might need to raise even more capital to fund its AI buildout not only hit its own stock but contributed to a price decline across the big tech companies. These developments raised questions across Wall Street about whether too much is being spent too quickly on data center expansion. How questions over data center investment play out has big implications for how companies and investors approach the future of energy and, by extension, [climate](https://time.com/section/climate/). A pullback in the pace of new data centers could ease pressure to build fossil generation, but it would also weaken the commercial case for clean energy technologies that need big, reliable buyers who are willing to pay a premium for power. Most obviously, a dent in [the AI buildout ](https://time.com/7210942/deepseek-ai-climate-change-reshape-what-we-know/)would translate directly into a slowdown in related electricity demand growth. In advanced economies like the U.S., data centers will account for [20% of that growth](https://www.iea.org/reports/energy-and-ai) through 2030\. By then, data centers are expected to account for 3% of global electricity demand, according to [data](https://www.iea.org/reports/key-questions-on-energy-and-ai/executive-summary?utm%5Fsource=chatgpt.com) from the International Energy Agency.  ### Future Proof Weekly Making sense of the climate and energy economy. Sign Up By signing up you are agreeing to our [Terms of Service](https://legal.time.com/terms-of-service/) and [Privacy Policy](https://legal.time.com/us-privacy-policy/). Some climate advocates may initially rejoice at slowing electricity demand. Even as renewable energy expands, grids around the world still rely on fossil fuels. In the U.S. in particular, AI demand has sparked a wave of building new natural gas infrastructure. In the short term, slowing demand would mean lower emissions from the existing system than today’s baseline assumptions and less investment in new natural gas infrastructure. But a slowing data center build out leaves less mature technologies at risk. From advanced geothermal to new ways of producing nuclear power, big tech companies have been willing to pay more to lock in reliable power sources, thereby accelerating the market for these new efforts. Even unproven technologies like nuclear fusion have received a big financial boost from tech firms speculating that they might help solve their power challenges and give them a competitive leg up in the AI race. In a tighter financial environment with lower projected electricity demand, both the incentive and the financial capacity to make bold bets diminish. To be clear, data centers are not the only source of growing electricity demand. New manufacturing continues to create the need for power. The need for air conditioning has ramped up in many emerging markets, particularly in the Global South, creating new grid pressures. And electric vehicles continue to take off in many markets outside the U.S. Even as gas remains resilient, much of the power built to meet demand will come from clean sources, including and especially solar and battery storage. Solar is increasingly cost competitive. And this year’s spike in fuel prices—particularly natural gas—has made local power more appealing. But the companies behind growing sectors like air conditioning and EVs are less involved in local power systems and lack the capital to really shape them like the world’s wealthiest tech companies have. In short, clean energy will take a hit without the backing of big tech. It’s too soon to tell whether, in the long run, this week’s AI infrastructure recalibration will be a blip in time or part of a much broader realignment. But it’s something that anyone invested in clean energy and climate should be watching closely. ```json [{"@context":"https://schema.org","@type":"NewsArticle","@id":"https://time.com/article/2026/10/23/clean-energy-ai-boom-coreweave/","mainEntityOfPage":{"@type":"WebPage","@id":"https://time.com/article/2026/10/23/clean-energy-ai-boom-coreweave/"},"headline":"Clean Energy Has a Lot Riding on the AI Data Center Boom","datePublished":"2026-10-23T18:06:36.944Z","dateModified":"2026-10-23T18:06:45.518Z","description":"The AI spending boom has raised red flags with investors this week.","url":"https://time.com/article/2026/10/23/clean-energy-ai-boom-coreweave/","keywords":["Leadership Report"],"thumbnailUrl":"https://static.time.com/v3/assets/bltea6093859af6183b/blt512ccc8f9774a14d/6adb9bc29742be0a8b2fbd79/transmission_line_nuclear_power.jpg?branch=production&width=1200&quality=75&auto=webp&crop=1200:675&height=675","author":[{"@type":"Person","name":"Justin Worland","jobTitle":"Senior Correspondent","url":"https://time.com/author/justin-worland/"}],"articleSection":"Climate","image":[{"@type":"ImageObject","url":"https://static.time.com/v3/assets/bltea6093859af6183b/blt512ccc8f9774a14d/6adb9bc29742be0a8b2fbd79/transmission_line_nuclear_power.jpg?branch=production&width=1200&quality=75&auto=webp&crop=1200:675&height=675","width":1200,"height":675,"headline":"transmission line nuclear power.jpg","caption":"","creditText":"Sameer Al-Doumy / AFP—Getty Images","representativeOfPage":true}],"publisher":{"@type":"Organization","name":"Time","url":"https://time.com/","logo":{"@type":"ImageObject","url":"https://time.com/images/logo.png","width":528,"height":156},"foundingDate":"March 3, 1923","sameAs":["https://www.facebook.com/time","https://www.instagram.com/time/?hl=en","https://twitter.com/time","https://www.pinterest.com/timemagazine"]}},{"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"item":{"@id":"/section/climate/","name":"Climate"}},{"@type":"ListItem","position":2,"item":{"@id":"/tag/co2-leadership-report/","name":"Leadership Report"}},{"@type":"ListItem","position":3,"item":{"@id":"https://time.com/article/2026/10/23/clean-energy-ai-boom-coreweave/","name":"Clean Energy Has a Lot Riding on the AI Data Center Boom"}}]}] ```