Solar energy: Sun is the main source of energy on the earth. It is visible during most of the days of the year. The biosphere on the earth exists due to solar energy. Man has learnt to tap solar energy and use it in various forms. India has also progressed well in solar energy technology. India makes use of solar cookers for cooking, solar heater for heating the water and solar panels to generate electricity.
Solar energy in Gujarat: Gujarat Energy Development Agency (GEDA) has established a solar cold storage near Chhani (Vadodara) having capacity of 10 tonnes. A solar energy plant has been installed at Madhopur near Bhuj in Gujarat for desalination of saline ocean water. India including Gujarat makes use of solar panels to run street lights in villages that do not have electricity. The solar panels are also used to irrigate the farms and for running television.