Currently nuclear power provides approximately 15.7% of the world's electricity (in 2004) and is used to propel aircraft carriers, icebreakers and submarines (so far economics and fears in some ports have prevented the use of nuclear power in transport ships).
目前，核电提供了世界电力的约15.7％（在2004年），并用于推进航空母舰，破冰船和潜艇（迄今为止，一些港口的经济和恐惧阻碍了运输船舶使用核动力）。