{"thcode":2,"term":{"code":2059,"name":"El Nino-Southern Oscillation","parent":823,"scope":"A roughly periodic variation in Pacific ocean sea-surface temperature causing changes in weather world-wide."},"uf":[{"name":"ENSO","usewith":false},{"name":"El Nino","usewith":false},{"name":"La Nina","usewith":false}],"bt":[{"code":823,"name":"ocean-atmosphere interaction","parent":63,"scope":"Processes, including momentum, heat, gas and other exchanges, which result in profound effects on climate and interactions between the air in the lowest part of the atmosphere and the oceans."},{"code":63,"name":"atmospheric and climatic processes","parent":101,"scope":"Phenomena affecting or occurring within the mass of gases that surrounds the earth, including its physics, chemistry, dynamics, and weather conditions."},{"code":101,"name":"biological and physical processes","parent":1174,"scope":"All continuing activities, functions, and phenomena associated with organisms and non-living matter."},{"code":1174,"name":"topics","parent":1,"scope":"Themes, subjects, and concerns for which USGS information resources are relevant."},{"code":1,"name":"Categories","parent":null,"scope":"Thematic terms for categorizing information resources.  This thesaurus is intended to support finding and understanding scientific information."}],"nt":[],"rt":[]}