Salt of the Earth is an impressive monograph that skillfully captures human impact on the environment. Whether from the ground or from above, Barbara Boissevain's unique compositions of industrial salt ponds highlight the surreal qualities of landscapes transformed by human activity. The artist's intention goes beyond creating captivating images; their work is intended to raise awareness of pressing environmental problems and encourage commitment to environmental protection. Her powerful photographs challenge viewers to rethink their role in shaping the Earth's future, ultimately urging us to confront the consequences of our actions and take an active role in preserving the environment for future generations.