In this 2017 photo provided by the Center for Biological Diversity is a Dixie Valley toad, which the U.S. Fish and Wildlife Service has temporarily listed as an endangered species on an emergency basis near the site of a power plant site in Nevada. A pair of lithium mines and a geothermal power plant in the works in Nevada are among the most ambitious projects at the forefront of the Biden administration's "green" energy agenda. The three ventures at various stages of development in the biggest U.S. gold producing state also are shining a spotlight on the hurdles ahead. (Patrick Donnelly/Center for Biological Diversity via AP)