Anticlines and synclines are commonly seen rock formations in the canyons of the West. They are visual testaments to the incredible mountain building forces that shaped this land. An anticline is ...

The former Bear Valley Strip Mine in Pennsylvania is the site of the “Whaleback anticline,” named because the 30-foot-tall hump of bedrock looks like a whale. Decades of coal mining exposed ...

The Wyoming Oil & Gas Conservation Commission has approved 10-acre density for drilling in the Lance and Mesaverde formations in parts of giant Pinedale Anticline gas field in the Green River basin.

Questar Market Resources has received US Bureau of Land Management approval to increase gas production from Pinedale Anticline field in western Wyoming. HOUSTON, Dec. 1-- Questar Market Resources ...