Aging coal and natural gas power plants across the US are extending their operational lifespans rather than retiring as originally planned. The culprit? Skyrocketing electricity demand from AI data centers and compute-intensive operations. Power grid operators face mounting pressure to keep aging infrastructure online to supply the massive energy appetite of AI workloads. This unexpected reversal has environmental consequences worth considering—older plants operate less efficiently and emit higher pollution levels compared to modern facilities. The scenario highlights a critical tension: the rapid growth of AI infrastructure is straining existing energy systems and potentially delaying the green energy transition. Utilities and policymakers are caught between immediate grid reliability demands and long-term environmental commitments. Understanding this dynamic matters for anyone tracking how emerging tech reshapes energy markets and policy frameworks.