Ericsson and Telia connect world’s largest oil shale mine
Since June 19, occupational safety and efficiency at the largest oil shale mine in the world has been boosted by the availability of 3G mobile connectivity. Located in Ida-Viru County, Estonia, the simply named “Estonia Mine” covers approximately the same area as the country’s capital city and is operated by Eesti Energia subsidiary Enefit Kaevandused.