Posted: Tuesday, May 7, 2013 12:00 am
LINCOLN — The world's growing population and the greater affluence in many countries will require at least 70 percent more food by 2050 than what is produced today.
That is a daunting task by any measure, and it is made even more difficult by a growing water scarcity.
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Tuesday, May 7, 2013 12:00 am.