1. Coal is in short supply and nuclear energy is both expensive and potentially harmful to the environment. The solution could be in the use of renewable energy. Solar Energy

6. Solar energy Solar energy in use in a mobile home in Arizona. The solar panels convert the solar energy into electrical energy. The use of solar cells are also supplemented by the use of wind turbines

7. This slideshow was produced and compiled by John Hendstock, North Chadderton School. Images provided by Dr. Overy, and are available on the ASE Image Gallery at www.ase.org.uk Solar energy