Advantages - Nuclear energy produces a large amount of energy from a small amount of fuel. - Nuclear power is reliable, with plants operating at over 90% capacity factor. - Nuclear energy produces no air pollution or greenhouse gases during operation. - Nuclear fuel is abundant and widely available around the world. Disadvantages - Nuclear energy is expensive to build and maintain. - Nuclear accidents like Fukushima and Three Mile Island have raised safety concerns. - Nuclear waste is dangerous and requires long-term storage. - Nuclear power can be used to create nuclear weapons.