In brief
Pope Leo XIV has undergone lung cancer surgery, raising questions about the Vatican’s environmental agenda. Archbishop Paul Gallagher warned that the Pope’s health could influence the Church’s climate‑changing initiatives. The Church’s ongoing commitments to green projects and sustainable healthcare may gain renewed focus as the Pope recovers.
Pope Leo XIV’s recent surgery and cancer diagnosis have sparked renewed discussions about the role of the Catholic Church in environmental stewardship.
The Vatican’s top foreign minister, Archbishop Paul Gallagher, warned that the Pope’s illness could influence the Church’s agenda on climate change and other global challenges.
During a surgery at Rome’s Gemelli Hospital, the 71‑year‑old bishop was found to have a malignant growth in the lower lobe of his right lung, prompting the removal of part of the organ.
“We have been underestimating the vulnerability of our leaders,” Gallagher said. “The Pope’s health will affect how the Church leans into its long‑standing call for the planet’s care.”
According to Vatican press releases, the Pope is now recovering and is expected to resume Sunday Mass soon.
The Catholic Church has recently pledged significant resources to support climate‑friendly projects worldwide, including the “Feed the Planet” program and the “Large Scale Green Investment” fund.
Health setbacks may lead to increased attention on sustainable healthcare practices within the Vatican, from reduced carbon emissions at the hospitals to greener procurement of medical supplies.
Many observers predict that the Pope’s experience will reinforce the Church’s emphasis on “care of creation,” solidifying its leadership role in global environmental advocacy.



