Elena StilesKatharine W. HuntingtonZhennan WangAndrew SchauerNitzan YanayCarmala GarzioneCamilo MontesDaniel E. GóngoraAndrés VanegasCésar Perdomo2026-03-222026-03-22202510.2139/ssrn.5929498https://doi.org/10.2139/ssrn.5929498https://andeanlibrary.org/handle/123456789/84606Global coolingPaleoclimatologyLate MioceneAridificationGeologyPaleosolClimate changePhytolithBiosphereMiddle Miocene disruptionNeotropical terrestrial records indicate colder, more densely vegetated lowland landscapes between the middle and late Miocenepreprint