What are the pros and cons of having user fees as a way to charge admissions to national parks?

User fees for admissions to national parks can generate essential revenue for maintenance, conservation, and visitor services, helping to preserve these natural spaces for future generations. However, they can also create barriers for low-income individuals and families, limiting access to these public lands. Additionally, reliance on fees may lead to increased crowding during peak times as visitors seek to maximize their investment, potentially straining resources and impacting the experience. Balancing funding needs with equitable access remains a critical challenge.