05/27/2026Columbia College Participates in Regional “Every Drop Counts” Project Advancing Interdisciplinary Research on Impact of Microplastics in Water Sonora, CA (May 7, 2026) — Columbia College is participating in the collaborative initiative Every Drop Counts, a Central Valley–based project focused on investigating the impact of microplastics in water systems and their effects on biological processes. As part of the project, students studied macrophages—immune cells responsible for removing foreign particles—to better understand how microplastics interact with living systems in the Central Valley. Marketing & Public RelationsColumbia College News