A more thorough explanation:

The Secretary of the Interior is a member of the President's cabinet who leads the U.S. Department of the Interior. This department is responsible for managing and conserving the natural resources and cultural heritage of the United States.

For example, the Secretary of the Interior oversees the National Park Service, which protects and preserves national parks, monuments, and historic sites. They also manage the Bureau of Land Management, which is responsible for managing public lands and resources such as forests, wildlife habitats, and mineral reserves.

The Secretary of the Interior plays a crucial role in ensuring that the United States' natural resources are used sustainably and protected for future generations to enjoy.