His audience is first-world readers, who have time to digest the material, and then in the face of the ugly implications upon their own action, respond with sna

His audience is first-world readers, who have time to digest the material, and then in the face of the ugly implications upon their own action, respond with snark about how plenty of humans are facing more urgent crises so we shouldn't worry about the destruction of our planet. Your point isn't what you think it is.