For years, many who have heard about fecal coliform pollution in Whatcom County's waters have pointed the finger at dairy farming. But experts say the pollution isn't necessarily coming from dairy manure. Dr. Nichole Embertson, Science and Planning Coordinator for the Whatcom Conservation District's Sustainable Livestock Production Program, talks with Dillon about the DNA research she's helping to coordinate to build a database that can help scientists find the real sources of fecal coliform pollution.