Dried foods, bottled water, medicine stocks and backup power banks: it could be the props cupboard on a disaster movie, but instead it is precisely what some UK residents are stockpiling amid official warnings about Russian “state-sponsored terrorism” and the impact of the climate crisis.

The government launched a campaign on Thursday advising people to set aside three days’ worth of stores to deal with a whole range of eventualities, and some are already well under way.

Lawrence Barratt says he is adding a few extra tinned and dried foods to his weekly shop to build up a stockpile. Photograph: Lawrence Barratt

“I’m adding a few extra tinned foods and dried foods to each weekly shop to build up a stockpile over time,” said Lawrence Barratt, from Hythe in Hampshire. “Tinned beans, soups, chilli con carne. Dried noodles, pot noodles, rice.…