The isotope decreased by a small fraction due to the combustion of fossil fuels, among other factors.
However, the quantity of Carbon-14 was nearly doubled in the ’50s and ’60s because of the atomic bomb testings in those decades.
In fact, it has fluctuated a great deal over the years.
This variation is caused by both natural processes and human activity.
Despite its overuse and misrepresentation in the media, it is nonetheless extremely valuable.
This process has seriously assisted archaeologists in their research, excavations, and scholarly studies.
Theories about the correct dates for events in the ancient world have been debated for centuries.