PHILADELPHIA — For some officials whose rural counties are teeming with tourists and second-home buyers, the report seemed flat-out wrong. Others, in more far-flung reaches of the state, saw the Center for Rural Pennsylvania’s population loss predictions as a sober reality. They’ve witnessed it firsthand. “It’s like watching a trainwreck in slow motion,” said Mark Critz, the Pennsylvania Department of Agriculture’s western regional director. “This is not a new issue. We have been losing population in rural areas for 30 years. If they are not losing population, they are staying stagnant.” Critz…