{"thcode":61,"term":{"code":297,"name":"pollution","parent":269,"scope":"used for the effects of toxins and other pollutants on ecosystems."},"uf":[{"name":"contamination and pollution","usewith":false}],"bt":[{"code":269,"name":"environment","parent":268,"scope":"used for issues related to the interactions of humans or other organisms with their physical and biological surroundings."},{"code":268,"name":"hot topics","parent":1,"scope":null},{"code":1,"name":"Marine Realms Information Bank (MRIB) keyword categories","parent":null,"scope":null}],"nt":[{"code":298,"name":"bacterial digestion of pollutants","parent":297,"scope":"the removal and stabilization of pollutants from an ecosystem by bacteria."},{"code":299,"name":"concentration of pollutants in the food chain","parent":297,"scope":"the incremental accumulation of pollutants in a food chain, with toxins becoming concentrated at the higher levels."},{"code":300,"name":"heavy metal pollution","parent":297,"scope":"the behavior and effects of heavy metals on natural environments."},{"code":301,"name":"impacts of pollution on public health","parent":297,"scope":"the sources and characteristics of environmental pollutants as they relate to human health."},{"code":302,"name":"inorganic pollutants","parent":297,"scope":"the behavior and effects of inorganic pollutants on natural environments."},{"code":303,"name":"nutrient pollution","parent":297,"scope":"the behavior, sources, and effects of excess nutrients such as nitrogen and phosphorus compounds on natural environments."},{"code":304,"name":"organic pollutants","parent":297,"scope":"the interaction, sources, and impacts of anthropogenic organic chemicals on natural environments."},{"code":305,"name":"pollutants in runoff","parent":297,"scope":"the effects of agricultural, industrial, and other pollutants in drainage."},{"code":306,"name":"radioactive waste","parent":297,"scope":"the sources, movement, and impacts of radioactive pollutants on the environment."},{"code":307,"name":"sediment-pollutant interaction","parent":297,"scope":"the trapping, transport, and release of pollutants as they interact with sediments."}],"rt":[{"code":352,"name":"spills","parent":323,"scope":"unintended release of a toxin or pollutant during transport, processing, or use."}]}