Gifford Pinchot, the first Chief of the United States Forest Service, is widely regarded as the father of modern conservation due to his emphasis on sustainable use and management of natural resources.

Yellowstone National Park was established in 1872 and became the first national park in the United States.

President Lyndon B. Johnson signed the Wilderness Act of 1964, which established the National Wilderness Preservation System to protect pristine natural areas.

The Endangered Species Act aims to protect and recover species that are at risk of extinction.

Aldo Leopold, an American ecologist and conservationist, wrote \"A Sand County Almanac\", which is considered a seminal work in the field of conservation.

Restoration refers to the process of restoring a degraded ecosystem to its natural state.

The Paris Agreement is an international treaty that aims to limit global warming and reduce greenhouse gas emissions.

Sustainability refers to the practice of managing natural resources in a way that ensures their long-term availability.

The International Union for Conservation of Nature (IUCN) is responsible for coordinating global efforts to conserve biodiversity.

Biodiversity loss refers to the decline in the variety of life on Earth due to human activities.

Robert MacArthur is known for his work on the concept of \"island biogeography\", which explores the relationship between island size and species diversity.

Heritage management refers to the practice of protecting and managing natural areas for their cultural and historical significance.

Arne Naess is known for his work on the concept of \"deep ecology\", which emphasizes the intrinsic value of nature and the need for a more holistic approach to conservation.

Degrowth refers to the practice of reducing or eliminating the use of non-renewable resources.

Vandana Shiva is known for her work on the concept of \"ecofeminism\", which explores the connections between gender, ecology, and social justice.