In the Millennium Ice and Steam Age, I Became the Leader of Mankind

[Slow-paced Infrastructure Flow] Ice and Snow Doomsday + Human Technology Fault + Ignite the Fire of Civilization + Human Leaders + Evolving Creatures The world has entered a period of ice and snow that lasts for thousands of years. The temperature has plummeted, and human civilization has almost disappeared! Gai Guanglan was a professor in the field of energy and chemical engineering in his previous life, but he was unexpectedly reborn as the leader of the only remaining human tribe! It is also bound to the fire of human civilization! See how he uses the existing remnants to lead the survivors to develop coal mining and logging, and build a huge urban settlement! Lead mankind back to the era of technological advancement thousands of years ago! Reveal the mystery of thousands of years of ice and snow! [The novel is slow-paced and about farming lords. It strives for a detailed description of technological productivity and systems. It is guaranteed to update 2 chapters every day. Readers can enjoy it with confidence]