Sierra Club expects US power emissions to hit 2.1B metric tons by 2030, up 42% on 2025 and erasing 15 years of cuts, with off-grid data centers matching Mexico

Your electricity bill will increase to cover the infrastructure needed to meet AI's massive energy demands.

A Sierra Club analysis projects U.S. power sector emissions to reach 2.1 billion metric tons by 2030, marking a 42% increase from 2025 levels. This projected rise is expected to erase approximately 15 years of emissions reductions previously achieved in the power sector. The analysis also indicates that emissions from off-grid data centers alone could soon rival those of Mexico. The significant increase is primarily driven by the burgeoning demand for electricity, largely fueled by artificial intelligence and the expansion of data centers.

The projected surge in power emissions highlights a critical challenge for the U.S. in meeting its climate goals, as the rapid expansion of data centers and AI infrastructure outpaces the transition to renewable energy sources. This trend suggests that current decarbonization strategies may be insufficient without significant policy interventions or technological breakthroughs in energy efficiency and clean energy generation to counterbalance the escalating demand.

The substantial increase in emissions attributed to off-grid data centers underscores a growing regulatory and environmental concern. As these facilities become a larger component of the U.S. energy landscape, their unmitigated impact could necessitate new oversight mechanisms or incentives for greener energy solutions. The sheer scale of energy consumption by AI, as highlighted by the comparison to Mexico's national emissions, signals a need for immediate and innovative approaches to sustainable computing and energy production.