rat-hole mining

New Delhi: Rat hole mining is a banned mining technique. It was outlawed by the National Green Tribunal (NGT) due to its serious environmental impacts and lack of safety for labourers. But this outlawed rat hole mining technique was used…

New Delhi: Rat-hole mining experts are burrowing a hole to evacuate 41 workers trapped inside the collapsed Silkyara-Barkot tunnel in Uttarkashi on Tuesday. They were engaged to undertake manual drilling through the rubble. By Monday…