Producer/Host: Sarah O’Malley This episode explains where the salt in the ocean comes from, and outlines in simple terms the balance of inputs and outputs that result in relatively steady state salinity in ocean water. About the host: Sarah O’Malley is an ecologist, naturalist and science communicator passionate about deepening her listeners’ experiences with the natural world. She teaches biology and sustainability at Maine Maritime Academy and is currently collaborating on a guide book to the intertidal zone in the Gulf of Maine.