Lightning strikes over a very low Lake Mead near Hoover Dam at the Lake Mead National Recreation Area in Arizona, July 28, 2014.

John Locher/AP

The drought in Colorado and around the Southwest gives this story particular resonance: In anticipation of future droughts, states along the Colorado River have come together in recent years to agree to unprecedented water conservation experiments. But John Fleck, director of the University of New Mexico Water Resources Program, tells Colorado Matters that there are cracks in the cooperation -- signs that years of work could be at risk.

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