But the environmental group, Friends of the Earth Scotland, claimed coal bed methane extraction carries many similar risks to the process of extracting shale gas by hydraulic fracturing.
But the process of extracting it is raising concerns among people with wells in their backyards.
"The process of extracting bear bile is like turning on a tap: natural, easy and without pain," Mr. Fang insisted.
Possible causes, including the process of extracting oil and gas from the ground below, are still under investigation, he said.
It's rich with oil, but the process of extracting it is incredibly energy intensive, difficult and expensive.
The process of extracting these fuels from below the North Sea releases some greenhouse gases within Norway itself.
The process of extracting methane also leaves behind a dry material that becomes fertilizer, as well as the base for the merdacotta.
The process of extracting precious metals from recovered waste has relied on the development of procedures that have to be reliable and commercially viable.
The process of extracting it, known as hydraulic fracturing, requires shooting a mix of water, sand and chemicals into the ground at high pressure.
Campaigners say the process of extracting tar sands produces an average of three times the carbon emissions of conventional oil production.
Environmentalists argue, however, that oil from the refuge would barely affect the nation's dependence on Middle Eastern oil, while the process of extracting it would destroy an irreplaceable wilderness.
