What is energy? : some preliminary physics
Energy and its ultimate fate
Solar energy and the upper atmosphere
Energy in the lower atmosphere : the weather near the ground
The sun, the wind, and the sea
The energy of ocean waves
How surface energy shapes the land
Energy enters the biosphere
Further travels of energy in the biosphere
The warmth of the earth : nuclear reactions sustain all life
The earth's internal energy
How the earth sheds its warmth
Wave energy : sound waves and seismic waves
Wave energy : electromagnetic waves