(This post originally appeared on Deseret News.) More than 100 years ago, Republican President Teddy Roosevelt feared that America wasn’t doing enough to protect its most treasured wild places from over-development and what he called “land grabbers” and “special interests.” So Congress passed the Antiquities Act of 1906, giving presidents the authority to preserve vulnerable public lands, cultural treasures, forests and waterways for our “children and their children’s children forever.” Now, the Trump administration, with the backing of some Utah state officials, is threatening to turn its back on the bipartisan legacy supported by 16 presidents—eight Republicans and eight Democrats. Utah’s extraordinary Bears Ears National Monument has been singled out as the first target of a campaign to strip some of our most iconic public lands of their protected status. Interior Secretary Ryan Zinke has indicated he will recommend that the government...