Book (Practical) Children's book Doraemon : exploration world full of science and technology! Secrets of the underground space / Fujiko F. Fujio

Product description ※Please note that product information is not in full comprehensive meaning because of the machine translation.

Illustrated Books, Encyclopedias, and Almanac Let's learn about Big Colotan / Doraemon and the secret of underground space! The use of underground space is very advanced in the small country of Japan. The number of Japanese subway users is among the world's top class. Underground expressways are also being constructed one after another. The tunnel technology and shield tunneling method developed by Japan is also being provided to other countries. In addition, two Japanese people have received the Nobel Prize in Physics for technologies such as the Super Kamiokande, a facility that measures neutrinos using underground space. The latest underground technologies are gathered. This book introduces the history of underground space and cutting-edge utilization and technologies from ancient caves to the latest underground technologies. This book introduces the history of underground space and cutting-edge utilization and technologies from around the world. [Contents] Chapter 1 : "What is the Underground of the Earth?" Chapter 2 : "Let's Investigate Underground History" Chapter 3 : "limestone cave and Underground Lakes Created by Nature" Chapter 4 : "People have been using underground since ancient times" Chapter 5 : "Japan is a country with hot springs and geothermal resources" Chapter 6 : "Great Research on Tunnel Construction" Chapter 7 : "Underground space that supports modern life" Chapter 8 : "Unique Underground Utilization" Chapter 7 : "Underground space that supports modern life" Chapter 8 : "Utilization of underground space! The birth and evolution of subway" Chapter 10 : "Deep Underground and Linear Chuo Shinkansen" Chapter 11 : "Unraveling the secrets of the Underground of the Earth!" [Recommendations from editors] The book introduces unique underground utilization methods such as underground precision machinery factories that take advantage of the advantages of underground, underground vegetable factories, National Diet Library Annex with a huge underground library that holds all Japanese publications, underground arenas that can accommodate 10,000 people, and the Arctic World Archive that preserves documents from around the world under the permafrost of the Arctic.