Trump Rolls Back Pollution Rules as AI Data Centers Boost Demand

The Trump administration's repeal of Biden-era Mercury and Air Toxics Standards (MATS) for power plants coincides with a surging national demand for electricity, driven largely by the construction of massive new AI data centers. This regulatory shift raises significant environmental concerns. AI data centers are incredibly power-hungry, and their rapid expansion is straining the U.S. electrical grid. The rollback of MATS, which limited emissions of mercury and other hazardous pollutants from coal-fired plants, makes it cheaper and easier for utilities to meet this rising demand by burning more coal. Environmental advocates warn this will lead to increased emissions of neurotoxins and particulate matter, reversing years of progress on air quality. The situation highlights a stark collision between two powerful trends: the breakneck growth of energy-intensive AI infrastructure and the deregulation of environmental protections. It forces a difficult conversation about the environmental