This Green Earth

This Green Earth takes you on a journey to discover the fascinating world of Orcas with Naomi Rose, marine mammal scientist for the Animal Welfare Institute in Washington, DC. Dr. Rose talks about everything from how orcas create their pods to the reason some teenage whales have become a challenge for boaters. Then, traveling from the Amazon to Hawaii, Kenya to Georgia, journalist Kelsey Zimmerman talks to our world's farmers, indigenous leaders, and activists who are working with nature rather than against it to build a better tomorrow for us all.

Traveling from the Amazon to Hawaii, Kenya to Georgia, journalist Kelsey Zimmerman talks to our world's farmers, indigenous leaders, and activists who are working with nature rather than against it to build a better tomorrow for us all.

This Green Earth takes you on a journey to discover the fascinating world of Orcas with Naomi Rose, marine mammal scientist for the Animal Welfare Institute in Washington, DC. Dr. Rose talks about everything from how orcas create their pods to the reason some teenage whales have become a challenge for boaters.

Geoscientist and author Marcia Bjornerud talks about her new book "Turning to Stone," which reveals how rocks shape our lives and sustain the planet. From aquifers that purify drinking water to basalt that regulates climate, she shows how rocks are the hidden infrastructure of Earth. Then, biologist and author Karen Lloyd shares a firsthand account of the hunt for life beneath Earth’s surface in her newest book, "Intraterrestrials: Discovering the Strangest Life on Earth."

Professor of Environmental Studies and Geosciences at Lawrence University, Marcia Bjornerud discusses a new book titled "Turning to Stone, Discovering the Subtle Wisdom of Rocks."

Chris and Claire begin the show with Award-winning science journalist Judith Schwartz who walks us through her latest book, "The Reindeer Chronicles." Then, investigative journalist Nadia Hadman joins the program to discuss the uncertain future of researchers who study wildlife, air, land and water across our national parks system.

Award-winning science journalist Judith Schwartz talks about her latest book, "The Reindeer Chronicles - and Other Inspiring Stories of Working with Nature to Heal the Earth."

Investigative journalist Nadia Hadman joins the program to discuss the uncertain future of researchers who study wildlife, air, land and water across our national parks system.

Faculty lecturer for the University of Utah and award-winning photojournalist, Jonathan Duncan joins the show to discuss the Great Salt Lake.

Faculty lecturer for the University of Utah and award-winning photojournalist, Jonathan Duncan discusses the Great Salt Lake. He guides us through its storied history to where it stands today, and predictions for its future.