I Just Want to Save Civilization

How do people respond when an earthquake occurs that lasts for a year? How should people survive when the ice age and extreme weather are ravaging them? When a deadly virus that has been frozen for thousands of years returns, how should people respond? And when people find themselves imprisoned in the solar system, where will human civilization go? Returning from the future, he takes on the important task of saving civilization and developing technology to resist disasters! (This book is also called: Future Savior, Saving Blue Star with Future Black Technology.)