{"thcode":61,"term":{"code":324,"name":"biological disasters","parent":323,"scope":"an event harming organisms that are directly or indirectly important to humans."},"uf":[],"bt":[{"code":323,"name":"hazards and disasters","parent":268,"scope":"used for natural hazards, the risks they pose to society, and the destructive events that may result."},{"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":325,"name":"fish kills","parent":324,"scope":"pollution or anoxic events causing the death of large numbers of fish."},{"code":326,"name":"red tide","parent":324,"scope":"refers to seawater turned red by a bloom of dinoflagellates, which release a toxic substance that is incorporated in the tissue of filter-feeding invertebrates and can thus pass up the food chain."}],"rt":[]}