Question

What is a cause to consider the earth as only a living planet?​

Answer 1

the cause to consider that the earth is only a living planet because earth is only one planet which have gravity for live human, animals, etc ..

Answer 2

The Earth is called a 'Living Planet' due to its certain features: It is the home of all forms of life such as plants, animals, and human beings because of its appropriate location from the Sun. ... The atmosphere and life supporting gases such as oxygen and its availability are also of significant importance on the Earth.