Featuring leading climate clowns Katharine Hayhoe and Michael Mann

(5) PennCSSM on X: “We’re excited to share an event with @KHayhoe next Thursday 12/5 from 2-3pm at @APPCPenn! See link for more info & registration. @MichaelEMann @MannResearch @Penn @PennSAS https://t.co/ww58OYQTbs https://t.co/IQfD6b7T4L” / X