Quoted from Allibaster:This is misleading.
That may have been the case for shaft mining before the age of OSHA. Now, most coal "miners" operate equipment in open air with filtered cabins. Safety is very strict. Each company has large departments with high wage professionals dedicated to avoiding what's shown in your photos.
Black lung cases are on the rise again. https://www.smithsonianmag.com/smart-news/largest-cluster-black-lung-cases-marks-worsening-miners-disease-180968105/