Carolyn Preston, director of the Petroleum Technology Research Centre in Regina, Sask.

FORBES: Old King Coal

The first issues started to appear in 2011, namely: Applied Water Science, Journal of Petroleum Exploration and Production Technology, Applied Petrochemical Research, Applied Nanoscience, and 3Biotech.

UNESCO: Global Open Access Portal

But some petroleum industry experts maintain the technology for drilling deepwater wells is safe.

CNN: John D. Sutter

Mr Huffman, chief technology officer for Fusion Petroleum Technologies Inc, was called to the trial by the plaintiffs.

BBC: BP 'egregious' for drilling Macondo oil spill well

Ed Murphy of the American Petroleum Institute said he doubts whether the existing technology can even remove sulfur from diesel to the extent that the EPA wants.

CNN: Fuel refiners dispute EPA plan for reduction of sulfur content in vehicles

Dubai, which is part of the United Arab Emirates, will continue to be a major driver for Islamic finance in the near term, as it attempts to recycle the region's petroleum wealth into real estate, tourism, technology and other anchors of a truly diversified economy.

FORBES: Contenders For The Crown

But another well-respected minister (Jaipal Reddy) is moved out of the crucial petroleum ministry and "demoted" to science and technology.

BBC: What does the India government reshuffle mean?

With the right technology, it can also be converted into a form of petroleum known as synthetic crude.

NEWYORKER: Unconventional Crude