Izazi zemivubukulo ziyisebenzisa kanjani i-stratigraphy?
I-stratigraphy ibaluleke kakhulu kubavubukuli futhi isetshenziselwa ukuhumusha isikhathi nendawo ngaphakathi kwendawo. Ngokuvamile, ama-horizont omhlabathi aseduze nendawo ephezulu yiwona asanda kwakhiwa kanti lawo aphansi asezindaweni ezisezansi amadala. I - stratigraphy ingasiza abavubukuli ukuba banqume ukuthi indawo ethile ineminyaka emingaki nokuthi kungenzeka kwenzeke izenzakalo ezihlukahlukene kuleyo ndawo.