User:Michael S. Altus, PhD, ELS/TWA/Earth





=Earth= The Earth is the thurd planet from the Sun. It is one of the fore terrestrial planets in our Solar System. This means most of its mass is solid. The other tree are Mercury, Mars, and Venus. The Earth is also called the Blue Planet, Planet Earth, and Terra.

The Earth is home to millions of species of plants and aminals, including hughmans.