Turmoil, resignations and 'psychological warfare': how Trump is crippling US national parks

As the administration slashes jobs and hobbles research, current and former workers say the mood inside US national parks - described as America's 'best idea' - is bleakThrowing up his hands in disgust and abruptly resigning was not how Mark Nebel envisioned he would end his long career with the National Park Service. He loved his job at the Grand Canyon, where he had worked for 15 years.As manager of the park's geosciences program, Nebel, 68, oversaw efforts to protect its geology and paleontology as well as monitoring water sources, air quality and the effects of climate change. He had planned to stay in his position at least five more years before retiring. There was still much research to do to support the vulnerable ecosystems in one of the world's greatest natural wonders. Continue reading...