Microplastics are ubiquitous and persistent pollutants in the ocean, and a pervasive and preventable threat to the health of marine ecosystems. Microplastics, defined as particles less than 5 mm, come in a wide variety of shapes, sizes, and plastic types, each with unique physical and chemical properties and toxicological impacts.  Accurate measures of the occurrence of microplastics in the environment and identification of likely sources are necessary to form an understanding of the magnitude of the problem, identify the highest … Continue reading STATE OF THE ESTUARY: Microplastics Everywhere: Understanding Microplastics in the Bay and Recommended Actions