Cosmos A Spacetime Odyssey 2014 Episode 09 in Hindi | Neil deGrasse Tyson

In "Cosmos: A Spacetime Odyssey" episode 9, titled "The Lost Worlds of Planet Earth," Neil deGrasse Tyson explores the geological history of our planet, detailing how plate tectonics have shaped Earth's continents and oceans over time, essentially reading the "autobiography" of Earth through its rocks, fossils, and the life that has inhabited it, including major extinction events and the impact of continental drift on evolution; the episode also highlights the work of geologist Marie Tharp who created the first detailed map of the ocean floor.

Key points about the episode:
1. Focus on Earth's history:
The episode dives deep into Earth's past, discussing the Late Heavy Bombardment period, the formation of continents, and how past environments have influenced the evolution of life.
2. Plate tectonics:
A central theme is the concept of plate tectonics and how it has dramatically changed Earth's geography over millions of years.
3. Marie Tharp's contribution:
The episode features the story of geologist Marie Tharp who made significant discoveries about the ocean floor through her mapping work.
4. Extinction events:
The episode explores major extinction events, like the Cretaceous-Paleogene extinction, and how they impacted life on Earth.

Thanks for watching.Follow for more videos.
#cosmos #cosmos a spacetime odyssey #neil degrasse tyson