Ansel Adams was an American landscape photographer and environmentalist known for his black-and-white images of the American West. He used his photography to advocate for the preservation of wilderness areas and national parks.

The New Topographics movement was a group of photographers who used large-format cameras to document the changing American landscape, particularly the impact of human activity on the environment.

Dorothea Lange was an American documentary photographer and photojournalist, best known for her Depression-era photographs of migrant workers in California.

Jacques Cousteau was a French naval officer, explorer, conservationist, filmmaker, and underwater photographer. He was a pioneer in the field of underwater exploration and helped raise awareness about the importance of marine conservation.

Documentary photography is a genre of photography that focuses on documenting social and environmental issues. It often uses images to raise awareness and promote change.

Sebastião Salgado is a Brazilian photojournalist and documentary photographer. He is known for his aerial photographs of the Brazilian rainforest, which helped raise awareness about deforestation.

James Balog is an American photographer and filmmaker. He is known for his work documenting the effects of climate change on the Arctic, particularly through his Extreme Ice Survey project.

George Schaller is an American biologist, conservationist, and photographer. He is known for his work on conservation photography and for helping to establish the concept of 'rewilding', which involves restoring natural ecosystems to their original state.

Green photography is a movement in photography that focuses on using photography to promote environmental sustainability. It often involves using eco-friendly techniques and materials, and addressing environmental issues through the images.

Chris Jordan is an American artist and photographer. He is known for his photographs of plastic pollution in the oceans, which helped raise awareness about the issue.

James Balog is an American photographer and filmmaker. He is known for his work documenting the effects of climate change on the Arctic, particularly through his Extreme Ice Survey project.

Frans Lanting is a Dutch-American photographer and filmmaker. He is known for his work in wildlife photography and for his efforts to raise awareness about the importance of conservation.

Eco-Art is a movement in photography that emerged in the 1980s and focuses on using photography to explore the relationship between humans and the natural world. It often involves using natural materials and found objects in the creation of the images.

David Doubilet is an American underwater photographer and filmmaker. He is known for his photographs of the world's coral reefs, which helped raise awareness about the importance of marine conservation.

Cristina Mittermeier is a Mexican-Canadian photographer and conservationist. She is known for her work documenting the impact of climate change on the world's forests, particularly through her work with the SeaLegacy project.