The document discusses various applications of solar energy including power generation through thermal, hydrogen, hydro-thermal, and tidal methods as well as photovoltaics. It also outlines industrial, agricultural, and domestic uses such as water pumping, drying, greenhouse heating, desalination, chilling, and space/water heating. Specific examples mentioned are solar water heaters, solar stills, solar cookers, and solar dryers.
3. Energy from Sun Output of Sun 3.8 x 10 23 kW Solar Energy Received by 1.7 x 10 14 kW Earth and Atmosphere World Population of 10 10 1.0 x 10 11 kW with 10 kW/person needs Enough Energy even if 1% Land Area Collects Energy at 10% Conversion Efficiency
4. Benefits & Limitations No Pollution No Political Control Unlimited Low Technology Intermittent Low Density (Cost Effectiveness Social Acceptance