COVID-19 cases continue to surge in California. And while hospitalizations are also on the rise, it's not the same surge as the state saw during the summer and last winter. Guest: Dr. Monica Gandhi, Infectious Disease Expert, UC San Francisco Scientists and volunteers from San Diego to the Oregon border are flocking to shorelines on Monday, to document king tides. Researchers say these king tides are increasingly important to record because they offer a look into growing threats from climate change. Reporter: Caleigh Wells, KCRW  Hospitals and blood donation centers are asking healthy Californians to give blood, amid a nationwide shortage. The pandemic closed many traditional blood drive locations for months, just as the need for blood has increased as more people undergo delayed surgeries. Reporter: Jackie Fortier, KPCC  Learn more about your ad choices. Visit megaphone.fm/adchoices