1. OFFSHORE DRILLING
Shell will return to Arctic in 2014
Royal Dutch Shell PLC yesterday announced plans to seek federal permits to explore for oil in Alaska's Chukchi Sea next year, despite the company's ill-fated 2012 operations in the U.S. Arctic.
Okla. scientist searches for small-quake triggers
To determine if an oil and gas wastewater disposal well is triggering earthquakes, an Oklahoma state seismologist is proposing a plan to resume operations and see if it provokes seismic activity.