{"tema_id":"492","string":"CAMPOS ELECTROMAGN\u00c9TICOS NATURALES","created":"2026-05-25 01:03:52","code":null,"notes":[{"@type":"Nota de alcance","@lang":"es","@value":"Cargas el\u00e9ctricas presentes en las nubes, campos el\u00e9ctricos y magn\u00e9ticos s\u00fabitos resultantes de los rayos. "}]}