{"thcode":61,"term":{"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."},"uf":[],"bt":[{"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":270,"name":"carbon cycle","parent":269,"scope":"used to describe the complex global exchange of carbon through the biosphere, atmosphere, hydrosphere (primarily oceans), and geosphere (primarily sediments and sedimentary rocks)."},{"code":271,"name":"climate change","parent":269,"scope":"used for past or present climate change, whatever the cause (e.g., pleistocene glacial and interglacial cycles; recent anthropomorphic global warming)."},{"code":277,"name":"conservation","parent":269,"scope":"management activities to preserve selected natural environments and associated organisms."},{"code":279,"name":"ecological change","parent":269,"scope":"used for environmental changes, both physical and biological, that affect the composition and structure of a community of living organisms."},{"code":282,"name":"fragile ecosystems","parent":269,"scope":"used for ecosystems that are sensitive to environmental changes."},{"code":288,"name":"habitats","parent":269,"scope":"environments discussed in relation to the organisms they support."},{"code":297,"name":"pollution","parent":269,"scope":"used for the effects of toxins and other pollutants on ecosystems."},{"code":308,"name":"sedimentary environments","parent":269,"scope":"the behavior and properties of sediment as they relate to natural environments."},{"code":318,"name":"waste disposal","parent":269,"scope":"used for the environmental consequences of anthropogenic waste disposal."}],"rt":[]}