India is in the middle of an unprecedented expansion in renewable energy to meet the growing energy needs of its 1.4 billion population amid global energy challenges. Meet Dwarkadas Suresh, popularly known as Solar Suresh, an eco-warrior who has harnessed the power of solar energy for decades now. The 78-year-old created a unique sustainable path that led him to his eco-friendly house. Pioneering sustainable practices such as rainwater harvesting, biogas plants, organic gardening, hydroponics, air-to-water machine, etc. Solar Suresh says his next big project is a solar car that would run using solar batteries.