There is uncertainty around the extent of a domino effect on human society should a geomagnetic disturbance from the sun cause a catastrophic solar storm to make direct landfall on earth. Solar flares, say NASA,iii will increase and cause problems on Earth through 2025.iv History of sun activity events goes back 440 years, with no big event in the space age and digitised world. Climate change and cyber risk dominate the risk register; so as we move to a greener, more data-secure world, a natural catastrophe from the sun, causing power outage and loss of digital services, could catch the world off guard, setting back objectives with widespread business interruption...

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