Douglas E Cowan

The provided text is a list of individuals recognized for their contributions to conservation. It includes a wide range of people, from writers and photographers to politicians and scientists, who have actively worked to protect the environment, wildlife, and natural landscapes. The list spans various eras and geographical locations, highlighting diverse approaches to conservation, including activism, scientific research, policy-making, and public education.

Notable figures mentioned range from early advocates like John Muir and Rachel Carson to contemporary activists and researchers. Their efforts encompass protecting forests, oceans, endangered species, and advocating for sustainable practices. The list serves as a compendium of individuals who have made significant impacts on the global conservation movement through their dedication and actions.