This document discusses different methods for producing electricity from renewable sources including biomass, wind, and solar power. Biomass briquetting plants produce electricity without pollution by burning biomass such as wood waste to heat water and drive turbines. Wind turbines use rotating blades to capture kinetic energy from the wind and convert it to electrical energy via generators. Solar power harnesses the sun's energy through photovoltaic cells that convert sunlight directly into electricity. The conclusion states that renewable sources provide the cheapest electricity generation today and are better for the environment than nonrenewable alternatives.