BlackRock CEO Larry Fink has a blunt warning about what could derail the U.S. economy: slamming the brakes on the data centers powering the artificial intelligence boom.

Speaking to CNBC on Wednesday after BlackRock posted better-than-expected third-quarter earnings, Fink said the surge in AI infrastructure spending has become so central to economic growth that choking it off would be dangerous. "If we have a moratorium of some sort in this country, we will be in a recession," he said, adding that "so much of our economy is based on the build-out of this capex."

The comments come as data centers—the server-filled facilities that supply the computing power behind AI models—have become a political flashpoint ahead of the Nov. 3 midterm elections, with local opposition mounting over electricity demands, water use, and the strain the facilities place on power grids. According to Brookings, at least 100 localities had approved moratoriums by July, and New York has paused certain permits for up to a year.

Fink pushed back on the backlash, calling much of it "misinformation" and insisting that "data centers are not the problem," pointing instead to the construction jobs and energy-infrastructure demand the buildout is generating.

The scale of the spending underscores his argument. Wall Street analysts estimate AI capital expenditures could top $1 trillion in 2027 and exceed $5 trillion cumulatively through 2030, making the sector a meaningful driver of the roughly 3% annualized GDP growth Fink wants to sustain. That is the crux of why the dispute matters beyond zoning fights: a projected multitrillion-dollar pipeline of spending now hinges, in part, on local land-use decisions. He has argued that more private capital is needed to keep the expansion going, and said BlackRock has spoken with chipmakers including AMD and Broadcom about the effort.

Fink, however, is swimming against a sharply rising tide of public opposition. An Annenberg Public Policy Center survey conducted this summer found that 61% of Americans oppose new data centers in their area, up from 49% in the spring. Opposition cut across party lines, with majorities of Democrats, Republicans, and independents all against new facilities in their communities.

The concerns center on soaring electricity demand, water use, and strain on local grids. That backlash has already translated into real restrictions: New York has a moratorium on hyperscale data centers, Texas has paused approvals, and cities from Austin to Jersey City have imposed limits, with Data Center Watch counting roughly $130 billion in projects blocked or delayed in the first quarter of 2026 alone.

The dispute has also become a live electoral issue. The fight is central to Ohio's Senate race, where Democrat Sherrod Brown has campaigned against the buildout, and a super PAC backed by AI billionaires including Marc Andreessen and OpenAI President Greg Brockman has poured millions into ads defending data centers across battleground states. President Donald Trump has weighed in too, warning that communities resisting the facilities risk ending up "backwards and poor."

Against that backdrop, Fink pushed back directly, suggesting the AI buildout in the United States is propping up economy and that any shift away from it would result in a significant downturn. The Nov. 3 midterm results will mark the next checkpoint in a fight that has already moved from local permitting offices to Senate campaigns.

The warning carries weight for crypto, given how closely Bitcoin now tracks broader risk sentiment and macroeconomic conditions. Signals about the durability of U.S. growth and capital spending tend to ripple across risk assets, and Bitcoin now sits squarely in that category.

Fink, who runs the world's largest asset manager and oversees its dominant spot Bitcoin ETF, has become one of Wall Street's most prominent crypto converts. He has called Bitcoin an asset for a "frightened world" and framed it as a legitimate alternative investment, while BlackRock has flagged AI agents as a potential next wave of crypto demand.