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Originally Posted by yesman
The government report says a 3C rise would cause:
A drop worldwide of between 20 and 400 million tonnes in cereal crops
About 400 million more people at risk of hunger
Between 1.2bn and 3bn more people at risk of water stress
This is getting serious
BBC Science - Nature
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Ah, good old statisitics... that's a big range though, "between 20 and 400 million tonnes"? So it could be 20, or it could be 400, or it could be somewhere in between? Or, since it's a stat in a government report, it could be a complete lie... sorry, "mistake that they never admit to"?