milestones during this time, becoming the first university in the western region to raise over $1 billion in its eight-year fundraising campaign in 2007 and also obtaining an additional $1 billion through research contracts and grants in a single fiscal year for the first time in 2010. Despite this, due to the California budget crisis, the university loaned $40 million against its own assets in 2009 to offset a significant reduction in state educational appropriations. The salary of Pradeep Khosla, who became chancellor in 2012, has been the subject of controversy amidst continued budget cuts and tuition increases. In 2012, campus launched a 10-year, $2 billion fundraising campaign, which the campus completed 3 years early in 2019, making it the youngest university in the United States to have completed a $2 billion fundraiser. On November 27, 2017, the university announced it would leave its longtime athletic home of the California Collegiate Athletic Association, an NCAA Division II league, to begin a transition to Division I in 2020. It joined the Big West Conference, already home to four other UC campuses (Davis, Irvine, Riverside, Santa Barbara). The university transitioned to NCAA Division I competition on July 1, 2020. The transition period will run through the 2023–24 school year. Campus UC San Diego is located in the residential neighborhood of La Jolla of northern San Diego, bordered by the communities of La Jolla Shores, Torrey Pines, and University City. The main campus consists of 761 buildings that occupy , with natural reserves covering about and outlying facilities taking up the remaining area. The San Diego Freeway passes through the campus and separates Jacobs Medical Center and Mesa apartment housing from the greater part of the university. The Preuss School, a college-preparatory charter school established and administered by UC San Diego, also lies on the eastern portion of the campus. Standing at the center of the university is the iconic Geisel Library, named after Dr. Seuss following a $20 million donation from his wife Audrey. Library Walk, a heavily traveled pathway leading from the library to Gilman Drive, lies adjacent or close to Price Center, Center Hall, International Center, and various student services buildings, including the Student Services Center and the Career Services building. The layout of the main campus centers on Geisel Library, which is roughly surrounded by the seven residential colleges of Revelle, Muir, Marshall, Warren, Roosevelt, Sixth, Seventh, and the