Thousands of younger pines and cedars will be cut down this fall to restore many of the park's original scenic vistas that in previous decades were managed by natural and controlled fires.Reporting from Yosemite National Park -- National parks tend to be a tree hugger's paradise. Layers of federal laws, strict park service rules and even the disapproving scowls from some visitors prohibit so much as driving a nail into a tree, much less cutting one down.