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The ''' Ogallala Aquifer''' is the largest in the [[United States]] and possibly the entire world.  It supplies the High Plains region extending from [[Texas]] up into [[South Dakota]] with [[water]].  It is estimated that $20 billion of food and fiber annually depends on this aquifer, and would be lost once it dries up as it has been.<ref>https://www.texastribune.org/2023/06/20/texas-ogallala-aquifer-farming-climate-change/</ref>

The ''' Ogallala Aquifer''' is the largest in the [[United States]] and possibly the entire world.  It supplies the High Plains region extending from [[Texas]] up into [[South Dakota]] with [[water]].  It is estimated that $20 billion of food and fiber annually depends on this aquifer, and would be lost once it dries up as it has been.<ref name="Tribune">https://www.texastribune.org/2023/06/20/texas-ogallala-aquifer-farming-climate-change/</ref>  Corn stalks are shorter as a result of this essential aquifer drying up.<ref name="Tribune"/>

The following states depend on this aquifer:

The following states depend on this aquifer: