The major source of the earth energy is solar radiation, or more bluntly light and heat from the sun.
(The major source of the earth energy; is; solar radiation, or more bluntly light and heat from the sun) (solar radiation; is The major source of; the earth energy)
The major source of the earth energy solar radiation
is is The major source of
solar radiation, or more bluntly light and heat from the sun
the earth energy