But it will take several seasons at 120% to 200% the normal rain and snowfall to eliminate drought in the West, according to experts. A tough feat, considering the anthropogenic -- or human-induced -- warming many states in the West, including California and Nevada, are experiencing, Amir AghaKouchak, a professor at the University of California, Irvine who specializes in hydrological extremes and drought monitoring, told ABC News. Drought has "many dimensions," and climate change is expected to alter the relationship between drought and flooding in the West, AghaKouchak said. Read More