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.