Gold's theory " explains best what we actually encountered in deep drilling operations, " said Robert Hefner III, a natural gas geologist who has discovered vast gas deposits in Oklahoma over the last three decades, tapped by some of the deepest wells ever drilled.
42.
A survey undertaken in 2006 indicated very high temperatures at depths of between 3 and 5 kilometres and these favourable conditions have led to the development of the first well from the Iceland Deep Drilling Project ( IDDP ), that found magma only 2.1 km deep.
43.
In 2016 Italian Volcanologists announced plans to drill a probe deep into the Phlegraean Fields several years after the 2008 " Campi Flegrei Deep Drilling Project " which had aimed to drill a diagonal borehole in order to bring up rock samples and install seismic equipment.
44.
The most extreme dispute began in late 1938 after Harold W . Clark observed deep drilling in oil fields and had discussions with practical geologists which dispelled the belief that the fossil sequence was random, convincing him that the evidence of thrust faults was " almost incontrovertible ".
