2012 drought: Pick your poison
The drought that has kept much of the nation in its grip this summer
brings a host of additional downstream worries for growers already
struggling with reduced yields.
Cattle are being poisoned by cyanide-laced weeds in Arkansas. Across the
Midwest water-soluble fertilizers are concentrating in soils and plants,
making them harmful rather than productive. And in Missouri, samples
suggest that more than half the corn crop isn't fit for human
consumption, thanks to unusually high levels of a carcinogenic toxin.
For farmers coping with the worst drought to hit the United States in
decades, it's another chapter in an unfolding disaster that shows no
sign of abating.
And with climate projections showing more frequent summer droughts in
heavy farming areas, these elevated drought-related poisons add to the
challenge growers face in a changing climate....
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