What about all of the plants and animals killed from the various resources? Or the land and water that can no longer sustain life because of one disaster or another...
Very little land has actually been rendered "unable to sustain life"; I'm not sure it measures in anything more than a handful of acres. Hollywood movies and video games are not a good way to learn how nuclear power works.
[1]: http://www.grcade.com/viewtopic.php?t=2217 - note the greenery all the way up to the plant itself
When all you factor into the cost is human life and money, you miss the bigger picture of how we're affecting what doesn't have a voice.