Families should stockpile 3 days' worth of essentials in today's world of disaster and war, the UK warns

UK Prime Minister Andy Burnham and two ministers stack bread loaves at a supermarket for an event. Burnham's office has issued a campaign urging people to prepare household emergency stockpiles. Richard Pohle / POOL / AFP via Getty Images

The UK is telling families to prepare three days' worth of food, water, and essentials amid concern that natural disasters, armed conflict, and other emergencies are becoming more frequent.

UK Prime Minister Andy Burnham's office launched the "Be Ready" campaign last week, urging British people to arrange household stockpiles including the following items:

Three days of non-perishable food, such as dried fruit or tinned meat

Nine liters of bottled water, or about 2.4 gallons, per person

Hygiene and bathroom products, including wet wipes and hand sanitizer

Warm clothing, sleeping bags, and blankets

Light sources, such as flashlights with batteries

A charged power…