The red dots are generally
agreed impact craters. The
southernmost (nearest the
bottom) is Chicxulub
which is often considered
to have been the driver of
the massive Cretaceous
extinctions around 65
million years ago.
agreed impact craters. The
southernmost (nearest the
bottom) is Chicxulub
which is often considered
to have been the driver of
the massive Cretaceous
extinctions around 65
million years ago.
