I haven't heard about this yet.I'm sure most have heard about this, interesting nonetheless.
High temps? I'm not buying that explanation.
IMO, if that were the culprit there would be no cattle in the South.
They're more resilient than that.
Why did the several consecutive food factories blow up or burn down, a short while back?
Why were U.S. farmers paid by the U.S. government to destroy crops and livestock in the not-so-distant past?
Those are facts, not conspiracies.