NEW : Civil disobedience act caps weekend conference . The U.S. Park Service says more than 100 people were arrested . All those detained were later released pending a court date . Mountain-top mining refers to a form of coal mining most common in the Appalachian Mountains of the eastern United States in which the peak or top of a mountain is removed . Comment:
NEW : Civil disobedience act caps weekend conference . The U.S. Park Service says more than 100 people were arrested . All those detained were later released pending a court date . Comment: