Jun 19, 2020
“Impacts of Oyster Aquaculture on Subaqueous Soils and Infauna” with Chelsea Duball.
Oysters are praised as ecosystem engineers, not only for their filter feeding, which draws particulate matter and nutrients out of the water, but also for their ability to create natural structures in the wild that can protect...
Dec 20, 2019
“Winter Phosphorus Release from Cover Crops and Linkages with Runoff Chemistry” with Dr. Merrin Macrae
Cover crops can offer a variety of ecosystem services, including reducing soil erosion. However, in colder climates, where cover crops can freeze and die over the winter, there is the possibility that the...
Sep 20, 2019
“Celebrating the 350th Anniversary of Phosphorus Discovery: A Conundrum of Deficiency and Excess” with Drs. Andrew Sharpley, Helen Jarvie, Don Flaten, and Peter Kleinman.
350 years ago, German alchemist Hennig Brandt accidentally discovered phosphorus during his quest to find the philosopher’s stone. As it turns...
Aug 16, 2019
“Nitrous Oxide Emissions from Saturated Riparian Buffers: Are We Trading a Water Quality Problem for an Air Quality Problem?” with Dr. Morgan Davis and Dr. Tyler Groh.
Riparian buffers are areas of perennial vegetation planted around stream banks and other riparian zones to protect against soil erosion and nutrient...
Oct 19, 2018
“Yellow Perch (Perca flavescens) Mercury Unaffected by Wildland Fires in Northern Minnesota” with Dr. Randy Kolka and Trent Wickman.
We often hear of the dangers of mercury to pregnant women and children that require them to restrict fish consumption. For good reason – even at low concentrations, mercury can do...