80,000 Hours is a nonprofit organization that focuses on helping individuals make impactful career choices. It provides research and resources to guide people in selecting careers that can contribute significantly to solving global problems, such as poverty, climate change, and health issues. The name "80,000 Hours" refers to the approximate number of hours a person will work in their career. The organization emphasizes the importance of using this time effectively to maximize positive impact, encouraging individuals to consider how their skills and interests align with pressing global challenges.