What is the difference between the ISO $9001$ standard and the ISO $14001$ standard?

The ISO $9001$ standard focuses on organizations, primarily, produce goods, while the ISO $14001$ standard focuses on organizations that focus, predominately, on services

The ISO $9001$ standard focuses on general quality management and assurance standards, while the ISO $14001$ standard focuses on managing an organization's impact on the environment.

The ISO $9001$ standard is only employed to certify people, while the ISO $14001$ standard is used to certify organizations.