Meghalaya allows coal mining for domestic purpose,
#0183;#32;The NGT had banned unscientific and ecologically unsafe rathole mining of coal in Meghalaya though it intermittently allowed transportation of already mined coal from time to time. Rathole mining involves digging of narrow tunnels, usually 34 feet high, for workers to enter and extract horizontal tunnels are often termed quot;ratholesquot;, as each just about fits one person.