Warm, fuzzy reasons and hard-edged financial reasons for renewable energy -- Net metering -- Why your utility company doesn't want your power -- Volts, amps, watts -- Falling water and electron flow -- AC/DC -- Solar cells -- Silicon -- Life at the P-N junction -- You want batteries with that? -- Sizing your system, system voltage -- Where does everything go? -- Got wind? Turbines, towers -- Cost estimates -- Any financial help out there? -- Permits & paperwork -- Sell high, buy low -- Grid-tie inverters -- Who does the installation? Finding and qualifying a contractor -- Sample schematics -- System sizing worksheet -- Tips on appliances and energy conservation -- Wind map -- Manufacturers, organizations -- State energy offices.