I have been watching BBC documentary – Earth Story with Aubrey Manning. Some lessons learnt
- Universe is 11-13 billion years old
- Earth is 4.5 billion years old
- Life arrived on Earth at around 2 billion years ago
- Complex life around 700 million years ago (in oceans).
- Life landed on the land around 400million years ago
- Homo Erectus – 2 miilion years ago.
- Modern humans appeared just about 200,000 years ago.
- If you can breathe while you eat, you eat better.
- Volcanoes in India called Deccan Traps along with a meteorite impact near Mexico caused the extinction of Dinosaurs
- Water has been on our planet for 3.5billion years…!
- Moon plays a key role in keeping the Earth stable
Other learnings include:
- How to backup and upgrade a Drupal installation
- Earth is rotating at about 1700kmph
- It is about 6,500km to the center of the Earth