Explore the multifaceted concept of biodiversity in this 48-minute lecture from Yale University's "Principles of Evolution, Ecology and Behavior" course. Examine biodiversity through ecological, economic, evolutionary, and personal perspectives. Discover how diversity impacts ecosystem function, the value of nature's services to humanity, the artificial nature of human dominance, and the emotional basis for biodiversity values. Learn about potential actions to address biodiversity challenges. Gain a comprehensive understanding of the factors affecting species diversity and their implications for our world.