ERIN ARGYILAN GEOLOGIST
Mar 01, 2020
2 minutes
by Jessica Renslow
is known for her lively teaching style and leading some of the best geology field trips in the Chicagoland area. She takes people of all ages on interactive tours that lead to dune climbing, animal identifying, and accessing some of the rarest plants in the world. Read on to learn about the major mystery surrounding the Cretaceous Period’s effect on midwestern
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