Exploring the Parks: Aniakchak National Monument and Preserve / BirdNote: Exquisite Thrush Song / Vegan Generation Gap / An Afternoon with Pete Seeger Folk music legend Pete Seeger was renowned for his combination of music and social activism. A year before the first Earth Day, Mr. Seeger and friends built a sloop he christened the Clearwater, because that was his intention: to clear the waters of the Hudson River of pollution and garbage.

Also, as part of Living on Earth's series exploring America's public lands, we travel to Aniakchak National Monument and Preserve, deep in the remote Alaskan wilderness.

And traditional family recipes that go back through the generations can present challenges when members of the newest generation go vegan.

Those stories and more, this week on Living on Earth from PRI.

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