Earth is the only planet known to support life because it has liquid water, an oxygen-rich atmosphere, and a perfect distance from the sun. The ozone layer protects us from radiation, while the greenhouse effect keeps us warm.
However, human activity is causing global warming, making it our responsibility to protect our unique home. Students learn about atmosphere, water, and conditions required for life. This chapter builds awareness about protecting Earth.
Get the notes for CBSE Class 8 Science Chapter 13: Our Home: Earth. PDF to learn about how the Earth is put together and what makes it possible for life to exist. The notes make it clear what the atmosphere, hydrosphere, and biosphere are. Perfect for reviewing and getting a better grasp of environmental ideas.
(Session 2026 - 27)