Shale Gas

Think of shale as a very fine grained rock that traps gas within tiny pores, unlike conventional reservoirs where gas can flow relatively freely once a well is drilled. Getting gas out of shale requires forcing the rock open artificially, a technique called hydraulic fracturing, or fracking, that pumps high pressure fluid into the rock to crack it and release the trapped gas.

Shale gas is the resource that turned the United States from a major gas importer into a major exporter within roughly a decade, an energy transformation few analysts saw coming at that scale. India has known shale gas potential in basins like the Cambay, Krishna Godavari and Cauvery, and it was formally included as an exploration target under the HELP and OALP framework, allowing a single licence to cover both conventional and shale resources in the same area.

In practice, India's shale gas development has lagged far behind its potential, held back by limited fracking infrastructure, water availability concerns in many basins, and the sheer capital intensity of the technique. It remains one of the more genuinely unexplored frontiers still sitting inside India's existing exploration policy.