Can we save the planet? No issue is more important to the long-term health of our world than climate change. Its effects reach into every aspect of our lives. In this series, learn about the major problem areas . . . and how creative people around the world are working to solve them!

Future energy needs -- Solar energy -- Solar-powered objects -- Passive solar energy -- Solar heating in homes -- Solar energy in space -- Wind energy -- Wind farms -- Geothermal energy -- Geothermal energy in the future -- Marine energy -- Hydropower -- Viability of hydropower -- Hydrogen energy -- Biofuels -- Types of biofuels.