In this science fiction story, the reader is taken on a time travel journey that explores three different eras: the present, the near future, and a distant future. In each of them, the protagonist faces challenges caused by human action on the planet. But, is there hope for change? Could an extraterrestrial civilization, more advanced and wise, help save Earth and the human race? Or, do the aliens have other plans for our world? This is a story full of mysteries, suspense, and adventure, inviting the reader to reflect on the impact of our choices on the environment and the future of life.