The hottest July on record is bringing big headlines, with scientists and activists hoping that Americans will notice the changing climate and call for policy action. But the prior record suggests no easy path from climate impacts to mobilization for change. Peter Howe finds that the effects of temperature shocks and natural disasters on public opinion are limited and inconsistent. The effects tend to be on basic awareness and are not as strong as initially suspected. Sam Rowan of Concordia University finds that temperature shocks and natural disasters do not seem to generate climate policy reforms at any level of government worldwide. Climate policy is slowly moving forward but not in response to local extreme weather.

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