Yes, definitely. Nuclear radiation contaminates everything within blast and fallout radius, impacting people, animals and nature.
It is dirty warfare and harmful to far more than just intented target of such bomb.
Besides, Americans and Russians have now conventional bombs that cause same blast destruction, minus nuclear radiation:
Both of this weapons belong to this same new breed of superweaponry: http://en.wikipedia.org/wiki/Fuel_air_bomb
So, why use nukes anymore? I support abolition.