Indeed, most of our critical infrastructure would cease to function without it.
The problem is that GPS signals are incredibly weak, due to the distance they have to travel from space, making them subject to interference and vulnerable to jamming and what is known as spoofing, in which another signal is passed off as the original.
And the satellites themselves could easily be taken out by hurtling space junk or the sun coughing up a fireball.
As intentional and unintentional GPS disruptions are on the rise, experts warn that our overreliance on the technology is courting disaster...
...If GPS was knocked out, he said, you’d notice.
- Think widespread power outages,
- financial markets seizing up and the
- transportation system grinding to a halt.
- Grocers would be unable to stock their shelves, and
- Amazon would go dark.
- Emergency responders wouldn’t be able to find you, and
- forget about using your cellphone...Read all.
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