Latest content added for UNT Digital Library Searchhttps://digital2.library.unt.edu/search/?t=fulltext&fq=str_day%3A15&sort=creator&display=grid2016-05-19T09:45:19-05:00UNT LibrariesThis is a custom feed for searching UNT Digital Library SearchCarbon-14 Bomb Pulse Dating2016-05-19T09:45:19-05:00https://digital.library.unt.edu/ark:/67531/metadc837343/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc837343/"><img alt="Carbon-14 Bomb Pulse Dating" title="Carbon-14 Bomb Pulse Dating" src="https://digital.library.unt.edu/ark:/67531/metadc837343/thumbnail/"/></a></p><p>Abstract: Atmospheric testing of nuclear weapons during the 1950s and early 1960s doubled the concentration of carbon-14 in the atmosphere and created a pulse that labeled everything alive since 1955 as carbon moved up the food chain. The variation in carbon-14 concentration in time is well-documented and can be used to chronologically date all biological materials since the mid-1950s.</p>