Earth Day is almost here. What is Earth Day? It’s an annual event celebrated on April 22nd when activities are held in t ...

Earth Day—which is on April 22, 2025—has come a long way since its beginnings in 1970! The celebration has spread globally, ...

The Earth is made up of different layers: Therefore ... The movement of the plates and the activity inside the Earth, is called the theory of plate tectonics.

Together, these layers protect us from the sun’s harmful radiation and keep temperatures on Earth habitable for ... Climate change caused by human activity has also affected the atmosphere.