'In geological time, the Archean, Proterzoic & Phanerozoic are 3 of these verrrry long periods'
eons
PLENTY OF TIME: In geological time, the Archean, Proterzoic & Phanerozoic are 3 of these verrrry long periods
In geological time, the Archean, Proterzoic & Phanerozoic are 3 of these verrrry long periods
In geological time, the Archean, Proterzoic & Phanerozoic are 3 of these verrrry long periods
PLENTY OF TIME
eons
PLENTY OF TIME