NCERT Compilation | Climatology General Studies Portion For JKSSB, JKPSC, IAS, IPS And Other Competitive Exams Download Free Pdf Here.
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Through out the year,the solar constantvaries by very little due to the very small eccentricity of the earth’s orbit (eccentricity of an ellipse varies between 0 and 1. A circle is an ellipse with eccentricity 0). After all, the distance difference between perihelion and aphelion is only a small fraction of Earth's average distance to the sun.
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