For example, the marine aspect of the end-Cretaceous extinction appears to have been caused by several processes which partially overlapped in time and may have had different levels of significance in different parts of the world.
Näiteks Kriidi lõpu väljasuremise mereline aspekt paistab olevat põhjustatud mitmetest protsessidest, mis osaliselt ajas kattusid ning omasid erinevat olulisust maailma erinevates osades.