What color is the auroras in the upper nitrogen

Just so you know oxygen that is 60 miles up gives off a yellow-green color, but oxygen at higher altitudes about 200 miles above us gives the all red auroras. Ionic Nitrogen produces the blue light and neutral Nitrogen gives off the red-purple and the rippled edges.

coral.

explanation:

coral. many marine organisms that produce calcium carbonate shells or skeletons are negatively impacted by increasing co2 levels and decreasing ph in seawater.

a. they are both space stations

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