Heat waves and water shortages could devastate U.S. farmlands devoted to corn crop, a new report warns.
Shifting seasons due to climate change could darken foliage, costing states billions in lost revenue.
Violent weather in the Plains and Midwest ranged from tornadoes, intense drought and life-threatening flooding.
Despite its devastation, the Moore tornado helped showcase scientists' progress in providing early warnings.
Major storm brings drought relief to the High Plains after over a year of drought, but abnormally dry conditions linger.
The 2012 Great Plains summer drought was more intense than the Dust Bowl and largely natural in origin, report finds.
An April blizzard is forecast to dump more than a foot of snow in some areas, while igniting severe thunderstorms.
Texas, the Southwest, and California are likely to see another summer of drought, this time with greater water woes.