I assume we will have figured out a way to efficiently utilize solar energy and tied that to an efficient way to use nuclear energy in such a way that it doesn't pose a serious environmental issue.
Is there some risk every day we walk out our front door? Every time we get in...
Just as there's garbage that pollutes the Potomac river there is garbage...
When I judge art I take my painting and put it next to a God made object like a tree or flower. If it clashes it is not art.