Pope Francis passed away at the age of 88 on Monday, April 21, the Vatican announced. His demise triggered a global outpouring of tribute and praise from stars and public figures such as Leonardo DiCaprio, Barack Obama, and more, in a display of admiration for the Argentine native. Having headed the Catholic Church for the past 12 years, the pope, who was renowned for his humility and forward-looking approach to world matters, died after suffering from persistent health issues, most recently being hospitalized for pneumonia and bronchitis. Leonardo DiCaprio, who in 2016 sat down with the Pope to talk about climate change as part of his documentary Before the Flood, remembered his enduring legacy for environmental activism, calling him ‘a transformational leader’ in an Instagram tribute post. DiCaprio cited the pope’s 2015 encyclical as an important factor in the global movement for climate action and commended his leadership in creating international agreements like the Paris Agreement. DiCaprio further acknowledged several other groundbreaking aspects of the pope’s advocacy on climate change awareness. He concluded, “Pope Francis …