What are Northern and Southern lights? Explain the phenomenon and discuss their associated impacts on earth's atmosphere and human activities.

the difference is charge of both the waves i.e. of sun and earth creates a scenic blue green light at north & south polar area. Seen in Norway and arctic circle.

Impact on earth's atmosphere,- the lights keep us acquainted with -knowledge of color waves -coronal mass ejections. Research activity @ major shape of Trails. Magnetic field inject our satellites and communication systems. Impact on human activity:- Tourism to watch northern lights @ Norwegian govt oft to track the lights. Help a owner of weather is color culture.