This study looks at one of the emerging energy alternatives, solar energy.The gap between demand and supply of energy is huge, specially in developing countries like china and India.Most part of Europe is dependent on Russian gas for its winter supply of energy. Solar energy is one of the alternatives for energy in these countries, as fuel ( sunlight) is free and non polluting.
Here the focus is on three countries Germany, USA and India. The choice is based on the emergence of the different needs of these countries, which are in different stages of development of solar energy. This makes an interesting observance.