This has turned the US from a net importer of energy to a net exporter of energy in just 5-6 years. The change over to cheap gas from coal feed for the power stations has left surplus coal to market.
England now has given the green light shale as well.
India has started tenders for prospect shale blocks.
If that's not enough. Check this 4 corner doc'o on SA as the ANC destroy the country.