100 Great Secrets of Planet Earth

The past and present of our planet are mysterious, and its future is even more enigmatic. With each passing year, the accelerating development of science and technology not only simplifies the process of understanding the earthly world for modern researchers but also raises many complex questions that require new knowledge and new research methods. How do continents move? Is the strange theory of a hollow Earth true? What is the nature of the magnetic field of our planet? What is the origin of oil in the Earth's depths? How do ocean currents originate? What causes fluctuations in the level of the World Ocean? Is it possible to predict catastrophic volcanic eruptions with a high degree of certainty in the future?