Is the full lifecycle of the power plant less, equal, or more risky than alternative forms of power generation? Oil or natural gas require funding terrible reg

Is the full lifecycle of the power plant less, equal, or more risky than alternative forms of power generation? Oil or natural gas require funding terrible regimes, hydro has environmental impacts and is close to being tapped out, and coal emits tons of pollution and radioactivity. It's not enough to say "this is bad", you have to look at what you're going to replace it with.