The sale of public lands as part of Trump's tax bill has been a divisive measure, and a proposal to sell around 500,000 acres of federal land in Utah and Nevada was struck off the legislation by the House after some Republican lawmakers opposed the move.

FILE: Emerald Bay in Lake Tahoe. If the budget is passed by the July 4 deadline, an estimated 16 million acres in California are at risk of being sold over the next five years. Those vulnerable parcels of land include areas adjacent to Yosemite National Park, Mount Shasta, Big Sur and Lake Tahoe.

Republicans in the U.S. Senate have proposed a major sell-off of public lands throughout the West as part of their budget bill.