Plane Contrails Have a Surprising Effect on Global Warming
b'Of the varied conspiracy theories regarding contrails\\u2014you know, chemtrails\\u2014one stands out for being especially wrong: the belief that the plane-made clouds are chemicals the government is secretly spraying to battle climate change, to the peril of those on the ground. First, contrails are nothing but the incidental result of mixing hot, water-vapor-filled jet engine exhaust with cold air. Second, the government has nothing to do with them.\\nLearn more about your ad choices. Visit podcastchoices.com/adchoices'