1. BAKKEN SHALE:
As oil production sets in, pollution starts to migrate -- scientists
Hundreds of thousands of wetlands and thousands of miles of streams in North and South Dakota and Montana are within a mile of oil and gas wells, according to research by the U.S. Geological Survey, which is mapping the subsurface to identify groundwater contamination from brine.
2. OIL AND GAS:
Shell's U.S. shale woes are no match for oil bandits in Africa
To many, Nigeria's claim to fame has nothing to do with its role as a major oil producer. It's better known as the country of origin for an elaborate online fraud that starts with a polite email from a "barrister." For oil and gas companies operating in Nigeria, the email scams targeting unsuspecting Americans provide a tiny window into the industry's daily operational challenges.