This book discusses solar energy, which is a renewable energy source that we get from the sun.

Why do we need energy? -- What is solar energy? -- How do we capture light energy from the sun? -- Where do we use solar cells? -- How do we capture heat from the sun? -- Where do we use solar thermal energy? -- What are the pros and cons of solar energy? -- What is the future for solar energy? -- Solar energy timeline -- Solar energy facts and figures.