The censorship and undermining of climate science under the Bush and Trump administrations contributed to widespread refusals among many Americans to accept plain, verified facts. In certain filter bubbles, the dismissal of scientific findings—even those with urgent, widespread public health implications—has become a way to assert one’s “freedom” from the perceived intrusions of liberal politics and unwanted constructions of reality. As of June 2020, a similar partisan divide had arisen in the US over whether to accept the dangers of coronavirus contagion.

