LEAVING A TRAIL
he giant Etcha-sketch-like patterns in the sky are made by water vapour left by aeroplanes. They’re called condensation trails – or contrails. But some folk think they’re trails of deadly chemicals – or chemtrails – dumped by evil world governments trying to control the weather, the population and food supplies. These chemtrail conspiracists believe covert geoengineering is an attempt to lessen global warming by creating a shield of sulphate that kills people and plants. They argue that contrails should just disappear, despite the Environmental Protection Agency stating that trails left by jets can safely stay in the sky for hours. They are only made from ice particles, says the EPA, not poisons. Con or chem? Five per cent of Americans think the latter…
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