Scientists say there’s a 1-in-3 chance of a powerful earthquake hitting the Pacific Northwest in the next 50 years. Residents of the Cascadia Subduction Zone are advised to stockpile two weeks’ worth of water, food, and medical supplies should the “Big One” strike. As part of our series on Oregon's Natural Resources and Resilience funded by the UO Wayne Morse Center for Law and Politics, KLCC’s Brian Bull reports, economic disparities already divide those who can readily prepare, and those who will struggle to.