McClatchy: Out of the thousands who swept the nation’s capitol to push for environmental policy changes on Monday, a group from Kentucky’s Appalachian region — an area known for crushing poverty in the shadows of the state’s coal mines — stood front and center. More than 100 members of the Kentucky contingent — a mix of eager college students, environmentalists and activists in their 60s and 70s such as native son and author Wendell Berry — gave key speeches during the multi-day Power Shift …