‘Trump is against humankind’: World leaders at climate summit take swipes at absent president

By Sara Schonhardt, Karl Mathiesen | 11/06/2025 04:31 PM EST

Some of Thursday’s speeches reflected anger and dismay at U.S. policies but could not hide the ambivalence that many countries feel about this year’s climate talks.

Gabriel Boric and Gustavo Petro talk.

Chilean President Gabriel Boric (left) and Colombian President Gustavo Petro talk before the speeches by world leaders began Thursday at the COP30 climate conference in Belém, Brazil. Pablo Porciuncula/AFP via Getty Images

Donald Trump isn’t at the global climate summit in Brazil. But he was on the minds of some of his fellow world leaders Thursday, who used their time on stage to try to isolate the U.S. president and his hard-line opposition to their agenda.

In speeches meant to highlight their support for efforts to halt rising temperatures, a few of the heads of state at the COP30 climate talks in the Amazonian port city of Belém could not resist the chance to admonish the U.S. president directly.

“Mr. Trump is against humankind,” said Colombian President Gustavo Petro, who pointed to the American president’s absence from the gathering and called for an economy free of oil and natural gas.

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Gabriel Boric, Chile’s president, took Trump to task for a September speech to the U.N. General Assembly in which the U.S. leader denounced the notion of human-caused climate change as a “con job” and a “hoax made up by people with evil intentions.”

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