What causes auroras to have different colors?
• Is it true that the Earth’s magnetosphere is expanding? • Where can I get information about the Earth’s magnetosphere? • Is the Earth’s magnetic field changing? • Is the Earth about to reverse its magnetic field? • What is the South Atlantic Anomaly? • Why don’t auroras happen near the equator? • How do auroras affect the Earth? • How are auroras produced? • If auroras didn’t exist how would the Earth be affected? • Do aurora give off heat? • Will there be a ‘restructuring’ of the Earth’s magnetic field in the year 2013 that will end the Earth? • How much mass does the Earth gain from the solar wind? • What effects do sunspots have on the Earth? • Can you store and extract energy from a magnetic field? • Does Earth’s magnetic field or solar activity influence the El Nino cycle? • What do we know about Earth’s ancient magnetic field? • Why does the magnetic pole of the Earth flip? • Who discovered the reversal of the Earth’s magnetic field? • Can aurora or the Earth’s magnetic field b
