Solar power is energy from the sun that is converted into thermal or electrical energy. Solar energy is the cleanest and most abundant renewable energy source available, and the U.S. has some of the richest solar resources in the world.olar power is energy from the sun that is converted into thermal or electrical energy. Solar energy is the cleanest and most abundant renewable energy source available, and the U.S. has some of the richest solar resources in the world.
Hepatitis B can be prevented with a safe and effective vaccine that has been available since 1982. In Australia, the hepatitis B vaccination program commenced in 1988, targeting groups at particularly high risk of infection.
According to the Centers for Disease Control and Prevention (CDC) , booster shots of the Hep B vaccine are not necessary (FYI, Heptavax-B was discontinued in the United States in 1990, but the currently used Hep B vaccine, Energix-B, is considered to be safe and effective).