San Diego's Favorite (and Nerdiest) Halloween Weekend Event A 21+ Party | Friday, October 30, 6–11 PM This Halloween weekend, journey through life and death across five floors of the Museum—from decomposition and fossilization to pollination, harvest, and the afterlife. Wicked fun awaits: pop-up science, bars on every level, and DJs that'll make you boo-gie […]
Celebrate the Day of the Dead and restore habitat for birds and butterflies. The whole family is invited! Celebra el Día de Muertos y ayuda a restaurar el hábitat para aves y mariposas. ¡Toda la familia está invitada! Spread your wings with the San Diego Bird Alliance, The Nat, San Diego Coastkeeper, and USFWS this […]
Join us for a film screening of What the River Knows, a new documentary about Glen Canyon and the Colorado River, followed by Where: Samuel M. Ciccati Performing Arts Center, […]
Join our Chollas Creek and Otay River Water Quality Sampling Day, where volunteers will join our team to gather water samples and collect data at four (4) sites total within […]
Register Here (capacity is limited) Join us at Rotary Park in Carlsbad for a community science plastic pellet (nurdle) cleanup. Plastic pellets are the building blocks of the plastic supply chain, making so many of the products we use in our daily lives — everything from milk jugs to plastic bags. Unfortunately, they are also […]
San Diego Coastkeeper will be tabling at this event; come and say hi! Get ready for a free festive evening filled with holiday traditions, live entertainment, and family fun! Live Music by Upstream Face Painting Holiday Photo Opportunities Tree Lighting at 6:15 p.m. Sledding Photos with Santa And more! Santa Photos Santa will be camera-ready […]
Our Mission Bay Water Quality Monitoring Program, where volunteers participate in monthly field days to collect water samples across ten sites in Mission Bay, is taking place on Saturday, November 21, 2026. Please sign up at https://sdcoastkeeper.galaxydigital.com/ to receive updates and register for this opportunity.