Goddess Earth is also known as Bhumi Devi. Goddess Bhumi is the consort of Varaha - an incarnation of Hindu God vishnu who incarnated to save the Earth Goddess.
Earth Mandala is a sacred geometrical diagram to invoke and seek blessings from Goddess Earth. The mandala depicts all the flora and fauna of the earth - plants, trees and animals. Four line cross each other at the centre of the mandala, the eight corners of the four lines representing the eight cardinal directions.
The Mandala is coloured with blue and green, representing the colour of nature - water and greenery. The Yogi at the centre praying Mother goddess Earth, seeking blessing from her and paying gratitude for providing shelter.