Project Title: Three Sisters Gardening in Midwestern Native American Nations: An Ethnohistory of Indigenous Agricultural Survivance Project Description: Research and writing leading to a book on Native American agricultural practices in the Midwest from precontact to the present.
The biogeochemistry of ferruginous lakes and past ferruginous oceans Abstract Anoxic and iron-rich (ferruginous) conditions prevailed in the ocean under the low-oxygen atmosphere that occurred through most of the Archean Eon. While euxinic conditions (i.e. anoxic and hydrogen sulfide-rich waters) became more common in the Proterozoic, ferruginous conditions persisted in deep waters. Ferruginous ocean regions … Continue reading Swanner published in Earth-Science Reviews