Earth is the third planet from the Sun and the only known planet that supports life. It is about 4.5 billion years old and has a rich and diverse environment, from oceans and forests to mountains and deserts.   Approximately 71% of Earth's surface is covered with water, mostly in the form of...Continue Reading

     Earth is the third planet from the Sun and the only known planet that supports life. It is about 4.5 billion years old and has a rich and diverse environment, from oceans and forests to mountains and deserts.   Approximately 71% of Earth's surface is covered with water, mostly in the form of...Continue Reading