Description: Dr. Marguerite Toscano, Quaternary Marine Geoscientist at the Smithsonian's National Museum of Natural History, investigates paleobiologic and paleogeologic topics focused on fossil coral reefs and mangrove deposits of the Caribbean region. #Groundbreaker
Description: They say a picture is worth a thousand words. If that’s true, some of Dr. Waldo LaSalle Schmitts field books are worth tens of thousands of words.