Tony Hillery, founder and CEO of Harlem Grown, a nonprofit that runs urban farms and works with children, speaks with a young fan at the Climate Science Fair on Sunday, Sept. 22, 2024 in New York. (AP Photo/Thalia Beaty)

People talk near an exhibit by CETI, an organization that seeks to listen to and translate the communication of sperm whales, at the Climate Science Fair, an outdoor exhibit hosted by the Emerson Collective during the annual Climate Week NYC and United Nations General Assembly, on Sunday, Sept. 22, 2024 in New York. (AP Photo/Thalia Beaty)

People look at exhibits at the Climate Science Fair, an outdoor exhibit hosted by the Emerson Collective during the annual Climate Week NYC and United Nations General Assembly, on Monday, Sept. 23, 2024 in New York. (AP Photo/Peter Morgan)

People arrive at the Climate Science Fair, an outdoor exhibit hosted by the Emerson Collective during the annual Climate Week NYC and United Nations General Assembly, on Monday, Sept. 23, 2024 in New York. (AP Photo/Peter Morgan)

People look at exhibits at the Climate Science Fair, an outdoor exhibit hosted by the Emerson Collective during the annual Climate Week NYC and United Nations General Assembly on Sunday, Sept. 22, 2024, in New York. (AP Photo/Thalia Beaty)

People look at exhibits at the Climate Science Fair, an outdoor exhibit hosted by the Emerson Collective during the annual Climate Week NYC and United Nations General Assembly on Sunday, Sept. 22, 2024, in New York. (AP Photo/Thalia Beaty)