Where in the world did this come from? BTW, the only C-14 being measured is that absorbed by formerly living critters, not the sum total of C-14 in the environment. Nice try, but your contention just don't fly.
As for radiometric dating in general, maybe you'd like this little website:
You might want to try this page. http://www.icr.org/pubs/imp/imp-189.htm