Empty Oceans, Empty Nets Name Institution Empty Oceans, Empty Nets World human population growth has a direct negative impact on ocean fish production since it encourages overfishing and overconsumption of sea food in general and fish in particular. According to the Public Broadcasting Services (2014), marine fisheries are presently the source of food and employment for over 200 million people worldwide. Human population increase accelerates the rate of depletion of fish reserves as more sea food is required too satisfy an ever increasing global demand.