Video by Kurt Hickman

Associate Professor Noah Diffenbaugh and graduate student Daniel Swain explain the 'ridiculously resilient ridge' and its role in the California drought.

Causes of California drought linked to climate change, Stanford scientists say

The extreme atmospheric conditions associated with California's crippling drought are far more likely to occur under today's global warming conditions than in the climate that existed before humans emitted large amounts of greenhouse gases, according to a team led by Stanford climate scientist Noah Diffenbaugh.