Press Trust of India: Stressing the need to employ new mining technologies, a top PSU official said India is likely to run out of its 60-70 billion tonnes of coal reserves by 2040-41 if the demand continues to grow at the present pace. Also Read News Now Paper Specials – Week Ahead: Large gains seem unlikely – DoT starts 3G auction process; pre-bid conference on Monday – 100 million mobile subscribers added in 1 year – DoT may allow spectrum sharing; Scindia convenes meeting – Obama for streamlining H2B …