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By Philip Maughan17th October 2022

If a giant space rock struck Earth, how would we rebuild our food supply? Philip Maughan explores the consequences for our diets.

Ihttps://www.bbc.com/future/article/20221013-how-an-asteroid-impact-would-transform-the-food-we-eat

Imagine a giant asteroid strikes the Earth a few years from now, blocking out the Sun and collapsing agriculture worldwide. We see it coming, but allattempts to redirect its trajectoryfail.

At first glance,our chances don’t look good. The planet is engulfed in flames. Dead fish carpet the rivers and canals. Farmers lose most of their livestock. After just a few days, the air begins to cool, and global average temperatures plummet. Crops fail catastrophically, and the food supply system as we know it falls apart.

Yet what if I told you we were able to survive –that we managed to build a new food…