Thousands of Miles of Ice at the End of the Extreme Cold

When the Little Ice Age came The collapse of order, the disappearance of law, and the annihilation of humanity food shortage Where will humanity go in the future? Will it disappear completely in the Little Ice Age, or will it find a new way out in the Little Ice Age? My name is Lu Lin, the road of the road I will lead my friends to find a new way out in the apocalypse (No heroine, unhappy novel, no supernatural powers, dark novel)