Below is an image that shows âStratigraphyâ. This is the layers of earth that build up over time. 1500-TODAY Ice age up to 12,000 BC 12,000 BC-100AD AD 100-1500 Grass ?…
Below is an image that shows âStratigraphyâ. This is the layers of earth that build up over time. 1500-TODAY Ice age up to 12,000 BC 12,000 BC-100AD AD 100-1500 Grass ?…