A history of the Grand Tuton National Park's establishment, and the role that the Murie family played in wilderness conservation.

A brief history of the Murie Family's efforts towards conservation and wildlife protection in the Grand Teton National Park.

An introduction to the Murie Family & Ranch, outlining their conservation efforts, public lives, and efforts to carry out meaningful study and discussion at their home.

An introduction to the Murie family's background in research, and an outline of their scientific accomplishments at the Murie Ranch.

Yosemite National Park: From a land grant created during the Civil War, to modern computer mapping, maps display the topography of Yosemite and also tell the story of the park’s protection.

Valley Forge NH Park: The history of the Valley Forge landscape is given. The clearing of trees by the Continental Army is discussed as well as the reforestation efforts of the late 1800’s, early 1900’s, and today.

Derek Patton, Assistant Professor in the School of Polymers and High Performance Materials at The University of Southern Mississippi, discusses a National Science Foundation grant to advance the science of stone preservation.

Guy Sternberg, a certified arborist and retired landscape architect, discusses how he rallied to save a historic tree in Kewanee, Illinois.

Richard Bash of the Clatsop tribe encourages visitors to make all efforts to preserve national parks.

Grand Canyon NP: Park ranger Peg Bohan discusses how climate change is impacting the park and what measures are being taken to reduce the park’s carbon footprint.

Listen as a park ranger briefly discusses some mining history of the park and how the values have shifted to instead preserving the park and its beauty.

Grand Canyon NP: Listen as three Native Americans from different tribes share their love of the Grand Canyon and the need to respect and preserve it.

Glacier National Park: Why is it called “Lunch” Creek? What type of revegetation effort is going on at Lunch Creek? Listen in for the answers to these questions.

North Cascades National Park: In this episode an environmental protection specialist shares his experience when he first visited the North Cascades. He then explains the Wilderness Act and shares what one might find when entering a designated Wilderness Area.

Natural Laboratory: What exactly are you pumping into your car each week? What is the relationship between fossils that took hundreds of millions of years to form and the products you consume daily? Tune in for answers to these and other related questions.

Yosemite National Park: Local American Indians, park fire managers, and blackberry weeders team up to save a meadow in danger of losing its unique native plants.

Everglades National Park: The process of executing a massive habitat restoration project in the Everglades called, "Hole-In-The-Donut" is shown. Acres of the nonnative species Brazilian pepper are effectively removed to allow native species to once again flourish.

Everglades National Park: This video is a discussion of the Cape Sable Dam project. The reason the project was implemented, the process of construction, and the benefits of the project are included.

Kenai Fjords National Park: National parks are not immune to pollution because they are protected areas. Garbage still washes on to the shores of Kenai Fjords National Park. This video discusses a cleanup effort undertaken at the park.

Redwood NP: Park ranger Anica discusses efforts to restore the Mill Creek watershed in Del Norte Coast Redwoods State Park (part of Redwood National and State Parks). This area is a vital stronghold for the threatened Pacific salmon.

Mojave National Preserve: Listen to the story of how the Mohave tui chub were accidentally rescued from extinction and what efforts are currently being undertaken to ensure that the species of fish does not become extinct.

Denali NP & PRES: The history of the challenges to ensure proper preservation of wildlife and the environment while allowing the maximum number of visitors to the park is discussed. Transportation is emphasized.