• The Search for Shackleton’s Lost Ice Ship Endurance

    Great Lakes Research Facility, Rm 3080 600 E Greenfield Avenue, Milwaukee, WI

    The Search for Shackleton's Lost Ice Ship Endurance with speaker Tim Jacob, Director of Traveler Programs at Reach the World. Hosted by Our Lake, Our Science at 51ÁÔÆæ School of Freshwater Sciences. Wednesday, September 17, 2025, Great Lakes Research Facility room …

  • Freshwater Colloquium – First Flush: Rapid Interdisciplinary Response to a 5 Billion Gallon Combined Sewer Overflow

    School of Freshwater Sciences Ballroom, First Floor 600 E Greenfield Avenue, Milwaukee, WI

    Devastating rain washed chemicals, biomass, and combined sewerage into the Milwaukee Harbor from SE Wisconsin. Twice as strong as a 2008 event, it briefly changed the aquascape of Milwaukee. Our lab time series put the first month of impact into …

  • Freshwater Colloquium – Pollution History of Black Carbon (Soot), Toxic Metals and PFAS in Green Bay Over the Past Century

    School of Freshwater Sciences Ballroom, First Floor 600 E Greenfield Avenue, Milwaukee, WI

    Green Bay, the world’s largest freshwater estuary, and Milwaukee Harbor have experienced significant ecological and environmental changes, driven by increased anthropogenic activities and the introduction of invasive species. Designated by EPA as Areas of Concern (AOCs) in the 1980s, both …

  • Freshwater Sciences Undergraduate Preview Day

    School of Freshwater Sciences 600 E Greenfield Avenue, Milwaukee, WI

    Are you passionate about saving the planet’s most precious resource? Thinking of a career in marine biology, aquatic science, ecosystem research, or environmental science? Join the 51ÁÔÆæ School of Freshwater Sciences for Undergrad Preview Day! Get a hands-on look at …

  • Freshwater Colloquium – Troubled Waters: Impacts of Emerging Contaminants on Early Life Stages of Fish

    School of Freshwater Sciences Ballroom, First Floor 600 E Greenfield Avenue, Milwaukee, WI

    Historically, ecotoxicological toxicity studies were conducted with limited connections to human health. The field of environmental toxicology has recently embraced a "one health" approach, with increased focus on understanding the underlying mechanistic effects to improve species extrapolation. While many are …

  • Freshwater Colloquium – Changing Global Water Tables Over The Past 21,000 Years

    School of Freshwater Sciences Ballroom, First Floor 600 E Greenfield Avenue, Milwaukee, WI

    Although groundwater and lakes are vital freshwater reservoirs, little is known about how their storage volumes or regional distributions change in the long term. In this talk, I will share results from a global-scale transient simulation of the global water …

  • Freshwater Colloquium – Sources, Fate, and Effects of PFAS Mixtures in Great Lakes Ecosystems and Native Fishes

    School of Freshwater Sciences Ballroom, First Floor 600 E Greenfield Avenue, Milwaukee, WI

    Environmental contamination of PFAS is one of the greatest challenges facing freshwater ecosystems today due to widespread accumulation and a high degree of uncertainty regarding ecological risk and health hazards. PFAS are a large class of man-made chemicals used in …

  • Freshwater Colloquium – Tracking and Modeling Pathogens in Water Systems: From Watersheds to Wastewater Treatment

    School of Freshwater Sciences Ballroom, First Floor 600 E Greenfield Avenue, Milwaukee, WI

    Tracking and predictive modeling of pathogens in aquatic systems can be used to assess recreational water quality, inform public health decisions through wastewater surveillance, and identify problematic conditions in wastewater treatment plants that may lead to effluent discharge challenges. This …

  • Freshwater Colloquium – Fate of Plastics in the Environment: From Legacy Pollutants to Emergent Materials

    School of Freshwater Sciences Ballroom, First Floor 600 E Greenfield Avenue, Milwaukee, WI

    Plastics are a pervasive part of everyday life and a central challenge in the environment. Environmental stresses such as sunlight, temperature fluctuations, wet/dry cycling or microbial forces affect the longevity or degradation of plastics. Assessing the fate of plastics under …

  • Freshwater Colloquium – Agricultural Contamination in Groundwater: The Case of Nebraska

    School of Freshwater Sciences Ballroom, First Floor 600 E Greenfield Avenue, Milwaukee, WI

    Join the School of Freshwater Sciences for a Colloquium with guest speaker: Harshanee Jayasekera, PhD Agricultural production plays a central role in Nebraska’s economy but also poses persistent risks to groundwater quality, particularly through nitrate contamination. Because a large majority …