She died in her home at age 81 of congestive heart failure , and is buried in Cincinnati with her parents and sister .
Braun also fought to conserve natural areas and set up nature reserves , particularly in her home state .
Braun died in Braun 's home at age 81 of congestive heart failure , and is buried in Cincinnati with her parents and sister .
Braun also fought to conserve natural areas and set up nature reserves , particularly in her home state .