non-target species
nonmetal
nonylphenol
North Rhine-Westphalia
North Sea
Northeast Passage
Notification and Permission Ordinance
novel food
NOx emission
NOx measurement
nuclear accident
nuclear decommissioning
nuclear energy
nuclear energy use
nuclear explosion
nuclear fuel
nuclear fuel element
nuclear industry
nuclear law
nuclear liability
nuclear licensing
nuclear phase-out
nuclear policy
nuclear power plant
nuclear reactor
nuclear reprocessing
nuclear risk
nuclear safety
nuclear test
nuclear transport
nuclear waste disposal
nuclear weapon
nucleic acid
nudge
nuisance
nut tree
nutrient
nutrient cycle
nutrient leaching
nutrient recovery