the environmentally-rich Roan Plateau in western Colorado. The bill increased the amount of acreage on the Plateau designated too environmentally sensitive to drill for gas. Salazar worked in the Senate to give benefits to Rocky Flats workers who became ill after working at the former nuclear weapons plant in Colorado. The legislation would grant workers immediate access to medical coverage and compensation without the need to file individual health claims. In 2007, Salazar was one of only a handful of Democrats to vote against a bill that would require the United States Army Corps of Engineers to consider global warming when planning water projects. Salazar received a 25 percent vote rating for 2007 by the Humane Society of the United States, a zero percent vote rating for 2005–2006 by Fund for Animals, a 60 percent vote rating for 2007 by Defenders of Wildlife, and a zero percent vote rating on the Animal Welfare Institute Compassion Index. He also supported the Bush administration's release of lands in the Conservation Reserve Program (CRP) for emergency haying in Colorado's Yuma and Phillips Counties. Salazar has an 81 percent lifetime rating from the League of Conservation Voters, including a 100 percent rating for the year 2008. Salazar resigned his Senate seat on January 20, 2009, upon his confirmation by the Senate to become Secretary of the Interior under President Barack Obama. Secretary of the Interior Salazar accepted Obama's offer to join his cabinet as the Secretary of the Interior. His appointment triggered a Saxbe fix by Congress. On January 7, 2009, Congress approved a bill, , and President George W. Bush signed it into law, providing such a fix by reducing the Secretary of Interior's salary to the level it was prior to the time Salazar took office in January 2009. The Senate confirmed Salazar's nomination by voice vote on January 20, 2009, shortly after Obama was sworn in as president. As Secretary of the Interior, Salazar was in charge of the National Park Service, the Bureau of Land Management, the United States Fish and Wildlife Service, the United States Geological Survey, the Bureau of Indian Affairs, and other federal agencies overseen by the Interior Department. Salazar was one of two Hispanics serving in Obama's Cabinet, along with Secretary of Labor Hilda Solis of California. Salazar is the second Hispanic Interior Secretary after Manuel Lujan, Jr., who held the post from 1989 to 1993