Cowgirl and conservationist, Heidi Redd, discusses her new book titled, "A Cowgirl’s Conservation Journey: Stories from the Dugout Ranch," which highlights the largest private holding in Bears Ears National Monument. Sally Jewell, who served as the 51st US Secretary of the Interior, wrote the foreword for the book and shares more about her relationship with Redd.

Claire and Chris speak with David McGuire from Shark Stewards about the importance of seagrasses and what their decay could mean for our oceans.

Author Jade Sasser speaks about her recently released book "Climate Anxiety and the Kid Question: Deciding Whether to Have Children in an Uncertain Future."

Aidan Charron, Director of End Plastic Initiatives with Earthday.org comes on the show to talk about the history of Earth Day and the theme for this year: Planet vs Plastics.

Author and CBS News national correspondent Jonathan Vigliotti discusses his newly release book, "Before it's Gone: Stories from the Front Lines of Climate Change in Small-Town America."

Author Peter Alagona, Environmental History Professor at UC Santa Barbara discusses his book "The Accidental Ecosystem." It tells the story of how cities across the United States went from having little wildlife to filling, dramatically, and unexpectedly, with wild creatures.Then, Dr. Paddy Sullivan, Director of the Environment and Natural Resource Institute, talks about why Alaska’s rivers are quite literally rusting.

Though many of us may not consider ourselves fans of spiders – jumping spiders are some of the worlds most fascinating and aerobatic arachnids. They are even crooners, singing and dancing to woo mates. Learn more about the wonderful world of jumping spiders with Harvard University’s Paul Shamble on This Green Earth. (01:32)Then award-winning Author Tony Hiss joins the show to discuss his latest book, "Rescuing the Planet, Protecting Half the Land to Heal the Earth" (28:51)

Park City Community Foundation’s Climate Fund's Eyee Hsu and Andy Hecht discuss their goal to fully divert food waste from Summit County's landfill by 2030.Then Danielle Nierenberg, President of Food Tank joins the show. Food Tank is a research and advocacy organization that highlights how food and agriculture could be a solution to some of our most pressing environmental problems.

Chris and Claire talk with author and speaker Rob Verchick, one of the nation’s leading scholars in disaster and climate change law and a former EPA official in the Obama administration. He shares more on his latest book, "The Octopus in the Parking Garage." In it, Verchick examines how we can manage the risks that we can no longer avoid, laying out our options as we face the climate crisis.Then, the Department of Agriculture is proposing a nationwide plan focused on protecting federal old-growth forests. The proposal would amend all land management plans governing the National Forest System. Garett Rose from the National Resources Defense Council joins the show to discuss this plan.

In the first part of the show, Chris and Claire revisit a discussion with evolutionary biologist and author Noah Whiteman, as he talks about his book, "Most Delicious Poison, The Story of Nature’s Toxins from Spices to Vices."Then author and speaker on climate change politics, Michael Gunter joins the show to talk about his latest book, "Climate Travels."