Redfern Martin: The Earth
Скачать книгу (размер 809 Kb , формат fb2, страниц 160) Аннотация: For generations, the ground beneath the feet of our ancestors seemed solid and unchanging. Around 30 years ago, two things happened that were to revolutionize the understanding of our home planet. First, geologists realized that the continents themselves were drifting across the surface of the globe and that oceans were being created and destroyed. Secondly, pictures of the entire planet were…