Nuclear war would cause global famine

More than five billion people would starve to death if there was a full- scale nuclear war between the U.S. and Russia, a new study finds


Nuclear winter: Scenario based on one-week nuclear war between U.S., its allies and Russia (who possess 90% of global nuclear arsenal). Firestorms created by weapon detonations would produce 150 million tonnes of soot, causing prolonged climate cooling and massive decline in crop yields


2°C 
0 	360m fatalities
-2 
-4 	Sea surface temperature
-6 
-8 
-10 
-12 	Cropland air temperature (2m above ground)
-14 
-16
	2 4 6 8 10 12 14 16
	Years after nuclear war


0%
-20	Calorie production from crops and marine fish
-40
-60
-80	5bn people dead from starvation
 -100	
	2 4 6 8 10 12 14
	Years after nuclear war


WORLD OF CHANGE 

Model of calorie intake status in 2010 with no international trade

Two years after nuclear war with no international trade*

Normal 	Losing weight 	Starving


*Assumes 50% of livestock feed is used for human food


Sources: Sky News, UPI, Nature Food, Rutgers University 
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