Anyone considering the use of MIW for natural gas extraction activities has the potential to incur long-term liability because just the act of moving contaminated water gives you total responsibility for it in the future.

FORBES: Fracking With Bad Water

The RSPB has also voiced concerns about any potential oil extraction around Rathlin Island, off County Antrim, a Special Area of Conservation and a Special Protection Area (SPA), which it argues is too important for wildlife to allow that to happen.

BBC: Ireland 'close to oil billions'

While presently only 0.03 TW of energy was extracted from wind in 2008, and there is room for a considerable expansion of this technology with relatively insignificant effects on the climate, any future expansion on a global scale must take account that the potential for extraction of wind energy is finite according to the nature of the Earth system.

FORBES: Researchers Warn Of Climatic Consequences To Harvesting Wind Energy On Mass Scale

"However, it is notable that impressive wealth creation occurred in sectors with substantial potential for rent-extraction and rent-sharing between the private and government players, " they say.

BBC: India's billionaires and the wealth of the nation