Measuring δ15N content in modern and ancient archaeological oysters from Chesapeake Bay over the past few centuries permitted reconstruction of how humans impacted the Bay beginning in at least the 1800’s. Former MS student Heather Black, in collaboration with the Smithsonian Institution’s Torrey Rick, published this work in Scientific Reports (2017 – doi:10.1038/srep44241). You can read more about it in Science Daily.
Historic reconstructions of anthropogenic N-loading in estuaries
