Our Planet (Earth)

Earth is the third planet from the Sun and the only known astronomical object that contains life. While large volumes of water can be... Read more »

World Oceanss

The World Ocean or Global Ocean (colloquially the sea or the ocean) is the interconnected system of Earth's oceanic waters, and comprises the bulk... Read more »

About the Earth (Part 01)

Earth is the third planet from the Sun and the only astronomical object known to harbor life. According to radiometric dating estimation and other... Read more »

Astronomer 01

Astronomy is a natural science that studies celestial objects and phenomena. It uses mathematics, physics, and chemistry in order to explain their origin and... Read more »


An ecosystem is a community of living organisms in conjunction with the nonliving components of their environment, interacting as a system. These biotic and... Read more »


A biome is a community of animals and plants that have common characteristics for the environment they exist in. They can be found over... Read more »

Erosion and Deposition: Action of Wind and Waves

The energy in a wave comes from the wind that blows across the water’s surface. As the wind touches the water it transfers its... Read more »