Miserable Planet

In 2200, the earth that had experienced a nuclear war was riddled with holes and the environment had deteriorated. Eighty percent of the earth was covered by nuclear radiation. Nuclear-radiated areas were no longer suitable for human habitation, and humans could only find new homes. It just so happened that the Earth Federation discovered a planet that was very similar to the Earth in the Canis Major galaxy, and interstellar immigration began... But there was a key problem. The Earth's technology at the time was not able to take away all humans. However, in order to prevent riots, the Earth Federation chose to conceal the news from most people. With the advancement of interstellar immigration, people still on the earth suddenly discovered that there were not many interstellar ships and energy left on the earth, which was not enough to support everyone's immigration, which eventually led to riots. But the riot was easily quelled by the Earth Federation, and from then on, the Earth Federation began to lock down the earth they had abandoned...