Data center electricity demand threatens to spike US carbon emissions
A Sierra Club analysis warns that the energy requirements of new AI projects could reverse 15 years of greenhouse gas reductions in the US by 2030.
The US power sector faces a potential 42 percent increase in carbon dioxide emissions by 2030 compared to 2025 levels. According to a new analysis by the Sierra Club, this projected spike is driven by the expansion of fossil fuel-based infrastructure required to meet the surging electricity demand of data centers.
Should planned artificial intelligence projects proceed as expected, carbon pollution from electricity generation is forecast to rise by 618 million tons annually by the end of the decade. This volume is roughly equivalent to the annual emissions from the electricity usage of nearly 129 million homes. Analysts warn that such an increase would effectively negate 15 years of progress in greenhouse gas reduction.
The Sierra Club's projections surpass previous industry estimates, highlighting the tension between the rapid scaling of the AI sector and national climate goals. The findings underscore the pressure placed on energy infrastructure as utility companies attempt to balance industrial growth with environmental commitments.