<JOKE> How does the geologist impress his blond girlfriend?
He tells her that a certain lake is a million and 1 years old. She says how do you know that so precisely? He says "last year when I went there, the tour guide said it was a million years old". </JOKE> On Fri, Jan 7, 2011 at 4:14 PM, Ivan Warren <i...@vmfacility.fr> wrote: > >> I am irritated by some geology textbooks that specify dates >> in years BP (Before the Present) >> >> > I can't see what's irritating here. > > To me, 'BP' (before present) stands as : somewhere of the vicinity of now, > and *NOT* right now ! > > Geological timescales are sometimes in K Years.. Mostly in M years.. and > also sometimes in G Years.. > > What do you suggest geological textbooks should give as a point of origin ? > > --Ivan > > PS : It's Friday ! > > ---------------------------------------------------------------------- > For IBM-MAIN subscribe / signoff / archive access instructions, > send email to lists...@bama.ua.edu with the message: GET IBM-MAIN INFO > Search the archives at http://bama.ua.edu/archives/ibm-main.html > ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@bama.ua.edu with the message: GET IBM-MAIN INFO Search the archives at http://bama.ua.edu/archives/ibm-main.html
