When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
Over the course of the Quaternary, the earth's global climate system oscillated between glacial and interglacial modes. The basics of radioactivity and concepts of Quaternary stratigraphy are also introduced.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.