thumbs.pro : the-science-llama: The color of the Aurora depends on the altitude and the atom being struck by solar radiation (causing excitation). At higher altitudes, there is more Atomic Oxygen than Nitrogen, leading to the common color stratifications you see.

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the-science-llama: The color of the Aurora depends on the altitude and the atom being struck by solar radiation (causing excitation). At higher altitudes, there is more Atomic Oxygen than Nitrogen, leading to the common color stratifications you see.

the-science-llama: The color of the Aurora depends on the altitude and the atom being struck by solar radiation (causing excitation). At higher altitudes, there is more Atomic Oxygen than Nitrogen, leading to the common color stratifications you see.

the-science-llama: The color of the Aurora depends on the altitude and the atom being struck by solar radiation (causing excitation). At higher altitudes, there is more Atomic Oxygen than Nitrogen, leading to the common color stratifications you see.

published on: 2013-12-08 01:57:52

xanibby.tumblr.com/post/69326467238/

xanibby.tumblr.com/post/69326467238/

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luehsid: poorgirlporvida: 3intheampm: yvnglawd: gabrielleisgolden:

euo: Marta Castaldo

euo: Marta Castaldo

Syncretic Tendencies

Syncretic Tendencies

theeducatedfieldnegro: Benin Empire (1440–1897 CE)

theeducatedfieldnegro: Benin Empire (1440–1897 CE)