Nuclear winter (also known as
atomic winter) is a largely
hypothetical global
climatic effect of war and natural
wildfires, that is most frequently suggested to follow after the combined
combustion pollution from the burning of at least 100 city sized areas, at
firestorm-intensity. With the term specifically being
coined to refer to computer model results were this
smoke remained for year-to-decade long intervals and caused massive planet-wide temperature drops/"
winters" for as long as it remained.