Environmental activists and community groups have rallied against a proposed construction project in Maryland's rural Piedmont region, but their opponent is not a typical developer. Silver Spring-based Global Mission Church plans to build a 138,000-square-foot facility in the foothills of the Blue Ridge Mountains to provide a new home for its growing congregation. "That's the size of a Target or a Nordstrom's," said Dolores Milmoe of the Audubon Naturalist Society, which has joined the grassroots resistance. The church would occupy a clearing on a hilltop overlooking the Sugarloaf Mountain ...