Already battered by increasingly onerous regulations on pollution from power generation, U.S. coal miners are now suffering the impact of cheap natural gas on the industry.
The former mining town of Centralia, in Pennsylvania, has been on fire since 1962, when a coal seam running into a mine shaft set on fire. It hasn't stopped ever since.
The human rights committee is currently meeting in Geneva, Switzerland, ahead of finalizing its report and is hearing from Canadian non-government groups, including Amnesty, and from the federal government.