This video from the USA says about itself:
29 April 2010 — 2 Kentucky miners are dead after a roof collapse at an underground coal mine with a long history of safety problems. The men were killed.
Two miners were buried Wednesday night by a roof collapse in the western Kentucky Dotiki Mine. The mine, owned by billion-dollar coal company Alliance Resource Partners, has an extensive record of safety violations.
The first of several congressional hearings into the explosion at a mine in West Virginia is setting a precedent for ignoring the criminal culpability of Massey Energy, its executives and government regulators for the death of 29 miners: here.
Lawyers representing families of the miners killed in the April 5 blast at the Upper Big Branch Mine filed suit in a US District Court in Charleston, West Virginia, seeking to overturn the decision of the Obama administration to hold closed-door interviews of witnesses: here.
A television documentary on open cut coal mining in the Upper Hunter Valley in the Australian state of New South Wales has revealed deep public concern over the resultant health problems: here.