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The Letter: A Message for Our Earth

Activists featured in “The Letter: A Message for Our Earth” at Terza Loggia inside the Apostolic Palace in Vatican City
Courtesy of Lorenzo Magistrato
/
PBS
Activists featured in “The Letter: A Message for Our Earth” at Terza Loggia inside the Apostolic Palace in Vatican City

Stream now with KPBS Passport / Watch Wednesday, Aug. 13, 2025 at 9:30 p.m. on KPBS TV

Pope Francis wrote a pastoral letter called Laudato Si’ (“Praise Be”), a reflection on the state of the planet that confronted the looming calamity of human impact on the Earth and all life on it. One of the most ambitious and revolutionary papal statements in history, it was directed not just to Catholics, but to every single person in the world. The letter sparked both controversy and praise as the Pope took a passionate stance on the issue of climate change, stressing how those whose voices are not heard — the poor and the disenfranchised — are suffering the most devastating effects of the crisis. “The Letter: A Message for Our Earth” follows the ramifications of the Pope’s groundbreaking letter and takes viewers around the world to see firsthand how climate change is affecting the daily lives of people.

This film tells the story about the Pope’s call to care for our planet. In 2015, Pope Francis wrote Laudato Si’, a letter to the world confronting the looming calamity of human impact on Earth and ourselves. It is one of the most ambitious and revolutionary papal statements in history and outlines the most critical environmental and social issues that we collectively face.

With extraordinary access to Pope Francis — credited with doing more to fight the climate emergency than any other leader on the planet — “The Letter” tells the stories of people from around the globe whose everyday lives have been profoundly impacted by global warming. As part of his effort to show the world the calamitous effects of climate change, the Pope invited individuals to the Vatican to speak on behalf of four groups — the poor, the Indigenous, youth and nature.

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Ridhima petitioned the Indian government to "minimize the adverse impacts of climate change in the country" when she was just nine years old. Today, she meets children from all over the world who are suffering from the effects of climate change. For her the memories of the devastating Kedarnath flood in India keeps her awake at night, but also make her vow to keep the fight on in India.

The stories of these activists are featured in the film: Arouna Kandé, a climate change refugee from Senegal; Chief Dadá Borarí from the Maró Indigenous Lands of the Brazilian Amazon, under attack from uncontrolled deforestation; teenaged climate activist Ridhima Pandey of India; and scientists Greg Asner and Robin Martin from Hawaii, who are raising awareness of the devastating coral loss that threatens more than 25 percent of marine life.

Greg Asner and Robin Martin developed a technique that visualizes the health of ecosystems. In Hawaii they are scanning coral reefs with their flying laboratory. They are determined to help the voiceless below the waterline.

Inspired by the writings of his namesake, St. Francis, Pope Francis chose the saint’s words, “Laudato Si,’” as the title of his letter. In the film, he speaks with the scientists and activists about his hopes for the future.

“The cry of freedom has to come from a new generation,” he says. “You’re the ones inheriting the Earth.” He emphasizes that the leaders of popular movements and scientists have to work together. “It’s like a choir,” he says. “We have to sing together. And right now unity means saving Mother Earth, saving biodiversity, saving ourselves and our children.”

Greg Asner and Chief Dadá at Salla Reggia inside the Apostolic Palace in Vatican City
Courtesy of Lorenzo Magistrato
/
PBS
Greg Asner and Chief Dadá at Salla Reggia inside the Apostolic Palace in Vatican City

Watch On Your Schedule: “The Letter: A Message for Our Earth” is available to stream with KPBS Passport, a member benefit that unlocks exclusive shows and extra content on the PBS app.

Credits: Produced in full collaboration with the Laudato Si’ Movement and the Vatican. Written and directed by Nicolas Brown ("H2O: The Molecule That Made Us"; "The Serengeti Rules"; "Human Planet"), produced by Ellen Windemuth ("My Octopus Teacher") and executive produced by Off The Fence’s CEO Bo Stehmeier.

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