Data shows why NGOs, politicians, and businesses are urgently calling on the government to introduce legislation that will shore up supply chains as the climate crisis escalates, Nick Ferris writes Sign up to the Independent Climate email for the latest advice on saving the planet Get our free Climate email Get our free Climate email Email * SIGN UP I would like to be emailed about offers, events and updates from The Independent. Read our Privacy notice A ll across the world, harvests that we