Lunch with a Scientist - Archives

2024 Lunch with a Scientist Programs

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2024 Lunch with a Scientist Programs

January - Assisted Migration: Why would Cedar Creek be important to the Superior National Forest?

Recently, the Superior National Forest completed an Assisted Migration Plan detailing how the Forest would adapt their reforestation program, which plants hundreds of thousands of trees each year, to climate change. Assisted population migration (or assisted gene flow) was the most widely recommended adaptation strategy in the Superior’s plan. APM involves planting tree species already present on the Forest with seed sources from a climate analog zone farther south, where unique genetic adaptations to warmer climates are likely to occur. Cedar Creek is in the Superior’s longer-term analog zone so we are collecting seed samples from here to plant in seed orchards and seed production areas that will produce genetically diverse, climate-adapted seed in the future.


About the Scientist 
Nick LaBonte grew up in Milwaukee, WI and has been interested in trees for a long time. He has a B.S. in Forest Ecology and Management from UW-Madison and an M.S. and Ph.D. in Forest Genetics from Purdue University in West Lafayette, IN. He is currently the Regional Geneticist for the USDA Forest Service – National Forest System in Region 9. In this role he advises National Forests in the northeastern US on genetics and seed sourcing.

February - Evaluating the geomorphology of Cedar Creek (MN): The archetype of peat streams

Dr. Nittrouer will discuss the results of ongoing research efforts to monitor flow conditions and channel mobility for Cedar Creek.  This research aims to evaluate how these systems behave under changing climate conditions.

 About the Scientist

Prof. Jeff Nittrouer and his research group straddle numerous topics in geosciences, including geomorphology, hydrology, environmental science, and geology.  Dr. Nittrouer received a PhD degree from the University of Texas in 2010. He has led international research efforts examining the Yellow River (China), the Mississippi River delta, and the Selenga River (Lake Baikal, Russia).  His current work includes examining the dynamics of peat streams – channels bounded by primarily vegetal matter – and the geomorphology of these fascinating systems.

March - Urban Coyote Behavior

Urban Coyote Behavior

As wildlife populations have become more established in urban areas, questions remain about how these species make a living in habitat provided in these complex environments. Furthermore, human impacts on urban landscapes can alter the activity of terrestrial carnivores and the way these species interact with each other. This research examines both the strategies that two urban carnivores in the Twin Cities Metropolitan area of Minnesota — coyotes and red foxes — use to survive in this novel environment, and how human activity affects the interactions between these competitors.

About the Scientist

Geoff Miller is a PhD candidate in the Ecology, Evolution and Behavior department at the University of Minnesota. Geoff leads research on the Twin Cities Coyote and Fox Project, which uses GPS tracking collars to determine how humans affect the interactions between coyotes and red foxes in the Twin Cities Metropolitan Area of Minnesota. He is also interested in broader biogeographic questions related to the range expansion of coyotes in the Americas.

April - Minnesota Wetland Monitoring

Minnesota Wetland Monitoring

Minnesota is home to millions of acres of wetlands that provide critical habitat and services. However, we have lost almost half of our historic wetlands, and our existing wetlands experience ongoing threats. The Minnesota Wetland Conservation Act was created in 1991 to help protect the quantity, quality, and biodiversity of Minnesota’s wetlands. At the Department of Natural Resources, we monitor wetland quantity and hydrology to evaluate the state’s wetland extent, and to identify potential drivers of wetland loss. This year, we established a new station in our wetland hydrology monitoring network at Cedar Creek.

About the Scientist

Amy Kendig received her PhD in Ecology, Evolution, and Behavior at the University of Minnesota in 2017, where she studied the effects of nutrients on plant disease. She then researched invasion ecology as a post-doc at the University of Florida. In 2022, she became a biometrician and wetland research scientist for the Minnesota Biological Survey at the Minnesota Department of Natural Resources (DNR). In addition to wetland monitoring, she assists with study design and data analysis of vegetation and rare plant monitoring.

To learn more about the Minnesota DNR Wetland monitoring, visit: https://www.dnr.state.mn.us/wetlands/index.html

May - Plants in a Changing World

Cedar Creek scientists have been studying how plant communities respond to global change drivers such as elevated CO2, nutrient (nitrogen) deposition and biodiversity loss. Using a multi-decadal study, Neha Mohanbabu is trying to understand if what we know about plants from short-term studies can predict their responses over longer time scales, as is true under ongoing climate change. The talk will focus on the responses of some common prairie species and consequences for productivity and stability of ecosystems in a changing world.

 About the Scientist

Neha Mohanbabu received her PhD from Syracuse University in 2021 and is currently a postdoctoral associate at the University of Minnesota. She is interested in understanding how species interactions respond in a changing world and as a postdoc is examining long-term trends in plant responses to global change drivers. In the past, Neha has explored the impacts of changing resource supplies such as rainfall and phosphorus on plants and large mammalian herbivores in East Africa using both theoretical and empirical methods.

June - Earthen Tectonics: Small-scale Landscape Installations at Cedar Creek

Earthen Tectonics: Small-scale Landscape Installations at Cedar Creek

June's Lunch with a Scientist will highlight two recent installations at Cedar Creek, exploring the use of earthen materials, such as rammed earth, slip cast ceramics, and cob, in landscape architectural interventions. The first is an ongoing exploration by Jessica Rossi-Mastracci and Molly Reichert (UMN, Architecture), with the first phase installed in Fall 2023. The second is the results of a graduate interdisciplinary seminar course from Spring 2024, installed in May. After the talk, participants will walk to the site to view the two installations. 

About the Presenter

Jessica Rossi-Mastracci is a licensed Landscape Architect and Assistant Professor of Landscape Architecture at the University of Minnesota, where she teaches in landscape construction, infrastructure and systems, digital representation, and graduate design studios. She received a Bachelor of Arts in Architecture from Washington University in St. Louis and a Master of Landscape Architecture from the University of Pennsylvania. Jessica's research investigates new ways of adapting to unknown future conditions in extreme landscapes, with a focus on infrastructure, materiality, and ephemerality.

July - Insect and Fungi Interactions with Plant Communities

Insect and Fungi Interactions with Plant Communities

July's Lunch with a Scientist will focus on how plant communities interact with their fungal pathogen and insect herbivore communities, how these interactions are shaped by global change and what the consequences of those interactions are for ecosystem functioning. Dr. Cappelli will talk about how the long term exclusion of plant consumers has shifted plant community composition over a 12 year period at Cedar Creek.

About the Scientist 

Seraina Cappelli graduated from University of Bern in 2021 in Switzerland and is now an independent postdoctoral fellow at the University of Minnesota. Her research focuses on the interactions between plant communities and their heterotroph consumers such as fungal pathogens and insect herbivores, how those interactions are shaped by global change and what the consequences of those interactions are for ecosystem functioning. She investigated the effects of plant community composition on fungal pathogen abundance both in grasslands and in agricultural fields in Europe and now focuses on the role of the heterotroph consumers in reciprocally shaping plant community composition and nutrient cycling at Cedar Creek.

August - Two-Eyed Seeing and Third Spaces

Two-Eyed Seeing and Third Spaces
Funded by the UMN’s Institute for Advanced Study, “Two-Eyed Seeing and Third Spaces” is a Research-Creative Collaborative that is based at Cedar Creek. "Two-eyed seeing" means to see from both an Indigenous perspective and the lens of Western science at the same time. Our interdisciplinary group is both indigenous and settler; we are now beginning our second year together. This talk will include some of my colleagues joining me in conversation; we will highlight our explorations and discussions into "two eyed seeing”, and making or finding “third spaces” at Cedar Creek to facilitate new understanding of the Earth together. After the talk, the audience is invited to walk with us to Cedar Bog Lake where a ”third space” installation will be on view.
 

About the Researcher

Rebecca Krinke is an artist and Professor of Landscape Architecture at the University of Minnesota. She is co-convener of the international artist-academic network: Mapping Spectral Traces and a member of the UK-based group PLaCE, an artist-academic collective for place-based practice and research. Krinke's published works include the book Contemporary Landscapes of Contemplation where she was both the editor and a contributor (Routledge, 2005). She has chapters in Transcending Architecture: Contemporary Views on Sacred Space, Julio Bermudez, editor, (Catholic University Press, 2015), and Architecture, Culture and Spirituality: Contemporary Perspectives on the Nature of the Sacred in the Built Environment,Philip Tabb, editor, (Ashgate, 2015). Krinke disseminates her art and design work through permanent and temporary public works and gallery shows.

September - Soil microbial activity under anthropogenic alterations

Soil microbial activity under anthropogenic alterations

The Nutrient Network is a global, long-term study examining the impacts of nutrient enrichment and herbivores on grassland ecosystems. While much research has focused on plant communities, productivity, and carbon dynamics, the microscopic microbial communities remain less understood. In this talk, I explore the role of soil microbes under various fertilization conditions and how changes in microbial activity influence soil fertility.

About the scientist

Anita Porath-Krause is a Research Scientist at the University of Minnesota with the Borer/Seabloom Lab. She received her PhD in 2016 from Iowa State University where she studied the molecular evolution of opsins in scallops. Anita shifted her efforts to ecology and now focuses on how anthropogenic perturbations affect grassland ecosystems, with a particular interest in the role of microbial communities. 

October - Wildlife track patterns

Wildlife trackers study track patterns to visualize animal movement, interpret behavior and “become the animal” they are tracking. This can include interpreting an animal’s relative speed. Trackers often infer the speed of a symmetrical gait based on the relative positions of the front and hind footprints in a track pattern, which I refer to as the overstep hypothesis. This talk will explore track pattern data from two common species, the coyote (Canis latrans) and the domestic cat (Felis catus), using the well-established correlation between stride length and speed, and present a general model of overstep as a function of stride length and relative limb phase. 

About the Scientist 

Jonathan Poppele is a naturalist, author and educator who works to help people connect more deeply to themselves, to others and to the natural world. He earned a master’s degree in Conservation Biology from the University of Minnesota, studying citizen science and ways to cultivate a personal relationship with nature, and taught at the U of M for many years before leaving to focus on his own projects. An avid outdoorsman and student of natural history, Jon is an active member of the Minnesota Astronomical Society, and is the founder and director of the Minnesota Wildlife Tracking Project. He is an Astronomical League Master Observer and is certified as a Track & Sign Specialist through CyberTracker Conservation. Jon is the author of a dozen nature guidebooks including the award-winning Night Sky: A Field Guide to the Constellations and Animal Tracks of the Midwest.

November - Using long-term ecological data to understand forest responses to global change

Using long-term ecological data to understand forest responses to global change
The analysis of herbarium collections offers a novel opportunity to evaluate the effects of rising atmospheric carbon dioxide and nitrogen deposition on plant and fungal carbon (C) and nitrogen (N) status over historical increases in both global change drivers. In this talk, Dr. Peter Kennedy will discuss two analyses of a 14 decade dataset of plant and fungal C and N content based on leaf and mushroom collections from the Twin Cities metro area. He will also discuss a multi-decade plant and fungal dataset from Switzerland examining the effects of tree masting on mushroom production and diversity. 
 
About the Scientist
 

Peter Kennedy received his doctorate from the University of California, Berkeley. Peter joined Department of Plant and Microbial Biology at the University of Minnesota in 2013; he became a full professor in 2020. His lab studies the diversity and function of fungal and bacterial communities in a wide range of ecosystems, particularly those forming symbioses with plants. His research uses both field- and lab-based observations and experiments to investigate how microbial communities are structured and their ecological roles in ecosystems throughout Minnesota and worldwide.

December - Cricket Communication and Insecticides

Cricket Communication and Insecticides

Program Description

On a summer night in your backyard, male crickets serenade their chirpy songs to attract females. Females, on the other hand, use male songs and other courtship phenotypes to make decision about who to mate with. These behaviors evolved long before humans arrive. Today, we are changing the world rapidly. As a result, many animals are forced to attract and choose mates in a human-altered environment that is profoundly different from those where the behaviors evolved. What does this mean for the animals and what may be the consequences? In a LCCMR supported project, my lab will sample soil and invertebrate community in agricultural lands, protected natural areas, as well as urban and suburban sites across the state to understand what insecticides are found outside the application areas and at what levels. Using the local field crickets as a model system, we will then ask how sublethal level of insecticides affect reproduction and sexual selection.Beyond the LCCMR project, we are also asking novel questions on the consequences of sublethal exposure on speciation and stability of the communication systems in animals.

About the Researcher

Mingzi is an evolutionary biologist broadly interested in the evolution of animal behavior. She is particularly interested in the evolution, genetics, and genomics of sexual communication systems as well as environmental and human impact on mate choice and sexual selection in natural populations. She integrates field-based behavioral and lab-based genomic approaches in answering fundamental questions about the evolution of acoustic communication using crickets as a model system. 


Mingzi received her B.Sc. from Fudan University in Shanghai, China and Ph.D. University of Oklahoma with Dr. Ola Fincke. During her Ph.D., she has also been a Pre-doctoral Fellow at the Smithsonian Tropical Research Institute, where she studied the Neotropical giant damselfly in Panama for two years. Upon finishing her Ph.D., she joined Dr. Kerry Shaw's lab as a postdoc at Cornell University. Mingzi joined the Department of Ecology, Evolution and Behavior at University of Minnesota as a President's Postdoctoral Fellow in 2019 and has been promoted to assistant professor in the same department in 2022. In her free time, Mingzi enjoys dancing, playing music, hiking, cooking, and trying to out-smart her way-too-smart cat Mocha Xu.

2023 Lunch with a Scientist Programs

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2023 Lunch with a Scientist Programs

January - Nutrient Cycling in Water

Nutrient Cycling in Water

Ever wonder how nutrients, like phosphorus, move through the environment? The January 2023 Lunch with a Scientist will kick off with Dr. Seth Thompson. He will discuss his research relating to geochemical processes within freshwater systems. Seth’s work focuses on aquatic bacteria, their role in transforming phosphorus in freshwater systems, and how microbes break down organic matter. In addition, he considers how global change and environmental factors influence nutrient cycling within inland waters.

About the Scientist

Dr. Seth Thompson received his PhD in Limnology and Oceanography from the University of Minnesota in 2019. In addition to exploring phosphorus biogeochemistry and dissolved organic matter in freshwater systems, Seth is active in research related to environmental education and equity in STEM fields. He completed a post-doc focused on educational research in 2020. He currently serves as the Director of Outreach in the College of Biological Sciences at the University of Minnesota. In this role, he organizes the Market Science program and works with scientists to connect, collaborate, and engage communities in science research and science-based activities.

February - Patterns of Ecosystem Change

Patterns of Ecosystem Change

Change is constant, which is also true of habitats and ecosystem communities. Our Lunch with a Scientist lecture for February will focus on patterns of ecosystem community change within abandoned farm fields and the mechanisms behind these patterns. The end of the presentation considers how to use models to predict changes in ecological communities in Minnesota and beyond. 

About the Scientist 

Adam Clark received his PhD in Ecology, Evolution, and Behavior from the University of Minnesota in 2017. His dissertation work, conducted at Cedar Creek Ecosystem Science Reserve, explored how interactions among prairie plant species and their environments influence ecosystem properties. During his postdoc at the German Centre for Integrative Biodiversity Research in Leipzig, Adam continued to explore ways to quantify stability and coexistence in real-world ecosystems. Since 2020, Adam has worked as an Assistant Professor in the Institute of Biology at the University of Graz in Austria. His research currently focuses on how ecological communities are able to persist across space and time, using both empirical data, and theoretical models.

March - Light, Soil, Action!

Light, Soil, Action!

Through the Forests and Biodiversity (FAB) experiment at Cedar Creek, researchers are gaining an understanding of how trees interact with one another. One of the strongest interactions between neighboring trees is shading, which can cause trees to compete for light energy or to shield each other from stress caused by excess light. The March Lunch with a Scientist program welcomes Dr. Shan Kothari, an ecophysiologist, to discuss his research on light's role as both an essential resource and stressor for trees, as well as other recent results from FAB. 

About the Scientist 

Shan Kothari comes from Michigan and finished his PhD in 2020 at the Department of Plant and Microbial Biology at the University of Minnesota, during which he lived, did fieldwork, and mentored interns at Cedar Creek for three summers. Currently, he is a postdoctoral researcher at Université du Québec à Montréal in Montréal, Canada.

April - Lichens as Indicators

Lichens as Indicators

Lichens are a fascinating example of symbiosis in ecology. In lichens, algae and fungi support each other to survive in unique habitats and locations. Lichens also can inform scientists about environmental quality and climate change. Join us for April's Lunch with a Scientist when we host Dr. Natália Koch as she describes the unique characteristics of lichens but also their utility in science as environmental indicators.

About the Scientist

Dr. Natália Koch's research focuses on community ecology, functional traits, and biomonitoring with an emphasis on lichens. She explores the relationships of different lichen species and traits with environmental changes and how these traits can be utilized to monitor changes. She earned her PhD in Ecology from the Universidade Federal do Rio Grande do Sul and currently is a postdoctoral researcher at the University of Minnesota exploring the patterns of ecophysiological functional traits of lichen symbioses related to human-caused environmental changes. You can learn more about Natália's research through her research gate webpage and can follow her on Twitter and Instagram via @natimkoch.  

May - Noxious Weeds in Anoka County

Noxious Weeds in Anoka County

Some non-native species can have lasting impacts on public and private lands as they have a survival advantage and can out-compete native species, and take over landscapes. These problematic species, noxious weeds, need to be managed to restore habitat and ecosystem functions. The May Lunch with a Scientist is pleased to welcome Carrie Taylor to discuss invasive species in Anoka County as well as methods for controlling invasive species. 

About the Scientist

Carrie Taylor is a restoration ecologist at the Anoka County Conservation District. She holds a Bachelor’s degree in Geological Sciences from Indiana University and a Master’s degree in Land Rehabilitation from Montana State University. Carrie is responsible for natural resource monitoring, inventory, assessments, and planning. She also facilitates the Anoka Cooperative Weed Management Area and coordinates and implements ecological restoration projects in the District including at Cedar Creek. 

June - Fire and Tick Ecology

Fire and Tick Ecology

Cedar Creek scientists have been exploring how fire restores, maintains, and influences oak savanna habitats since the 1960s. Cedar Creek actively sets controlled fires, known as prescribed burns, through sections of oak savanna and prairie to explore how fire impacts these environments. Different plots at Cedar Creek have different burn frequencies, allowing scientists to ask questions about fire’s influence on various communities from plants to parasites, like ticks. We are excited to welcome Chris Wojan to June's Lunch with a Scientist. He will discuss his research on fire’s role in shaping tick ecology. 

About the Scientist

Chris Wojan is a PhD student in the Ecology, Evolution, and Behavior Program at the University of Minnesota, where he studies the ecology of parasites - particularly ticks. Prior to starting at UMN, Chris earned an MS at New Mexico State University studying the dispersal of brush mice and then worked as a field researcher for various organizations, including the Jornada Experimental Range, the National Ecological Observatory Network, and Indiana University.

July - Drones and Monitoring Forests

Drones and Monitoring Forests

Our ability to infer about tree communities and their ecological processes relies on our capacity to observe them. Our Lunch with a Scientist lecture for July will focus on integrating remote sensing technologies with ecological experiments to better observe and infer structural and chemical changes associated with forest communities. This lecture dives deep into how drones are used to monitor the Forests and Biodiversity (FAB) experiments at the Cedar Creek Ecosystem Science Reserve and the ecological understanding we are gaining by doing so.

About the Scientist

J. Antonio Guzmán Q. received his Ph.D. in Earth and Atmospheric Sciences from the University of Alberta, Canada in 2021. His dissertation focused on integrating novel remote sensing techniques to evaluate the variability, presence, and contribution of lianas and trees in Tropical Dry Forests. Shortly after his Ph.D. convocation, Antonio started to work as a Postdoctoral Associate at the ASCEND Institute (Advancing Spectral Biology in Changing Environments to Understand Diversity) at the University of Minnesota. His research currently focuses on using remote sensing to quantify elements of tree communities (e.g., species, structure, chemistry) and their processes (e.g., diseases) across space and time.

August - The Ecology of Urban Contaminants

The ecology of urban contaminants: who thrives, who struggles, and what we can do

Human environments come with suites of pollutants, from heavy metals to pesticides. Despite the toxicity of these chemicals, some organisms thrive in these polluted environments -- why? In our urban ecology research, we are describing patterns of pollutants across the Twin Cities, and using butterflies to test whether certain traits or evolutionary histories may predispose some species to thrive in polluted areas. We are also exploring how different forms of ecological restoration may mitigate exposure to urban pollutants, with implications for the health of humans and wildlife in urban spaces.

About the Scientist

Emilie Snell-Rood is a professor in Ecology, Evolution, and Behavior at the University of Minnesota. Her research considers how organisms respond to anthropogenic environments, and what this means for conservation in pockets of habitats such as urban gardens or roadsides. Emilie also has an interest in bio-inspired design and the process of interdisciplinary science.

September - Climate Change Resilience of Temperate Trees

Climate Change Resilience of Temperate Trees

We tend to take for granted that there are differences among species, including their resilience to the physiological stresses associated with our rapidly changing climate. At the same time, we also know that woody plants in temperate climates (like that of the Upper Midwest) display predictable, adaptive life-cycle changes over the course of a year; the study of these changes is called "phenology" and usually focuses on annual changes in leaves, flowers, fruit, and cones. Yet global change scientists tend to think of physiological resilience to climate change as temporally static and phenological observations tend to focus on changes in morphology. Researchers in the Grossman Lab measure drought tolerance and cold hardiness in diverse temperate woody plants (aspens, maples, hollies, and magnolias) to study the extent to which diversity in the physiological traits underlying climate change resilience shift predictably over the course of the year. Our work toward "phenological physiology" is designed to help people who care about temperate trees and shrubs to take better care of them in a warmer and more drought-prone future. In this talk, Prof. Grossman will present highlights from this research, including some new work addressing the intersection between climate change and biodiversity loss in the Forests and Biodiversity (FAB) experiment at Cedar Creek.

About the Scientist

Prof. Grossman is a plant ecologist and Assistant Professor of Biology and Environmental Studies at St. Olaf College. Originally from Phoenix, Arizona, he holds a B.A. in Biology and Environmental Studies from Oberlin College; a Master’s in International Forestry from the University of Washington; and a Ph.D. in Ecology, Evolution, and Behavior from the University of Minnesota. While a graduate student at Minnesota, he conducted research at Cedar Creek for five years. Past professional positions have included service as an agroforestry extension volunteer in the U.S. Peace Corps (Paraguay 2009-11), a Putnam postdoctoral fellowship at Harvard University’s Arnold Arboretum, and a visiting faculty position at Swarthmore College. Prof. Grossman is passionate about climate change mitigation and adaptation, plant conservation, and bridging Indigenous and Western approaches to the management of environmental challenges. He teaches Ecology and interdisciplinary Environmental Studies at St. Olaf and lives in Minneapolis with his husband and their rescue dog, Roxie. In his free time, he enjoys reading, cooking, lifting weights, going to movies and art museums, and, of course, spending time outside.

October - Landsigns: Science and Art

Landsigns - Science and Art

We will learn more about the collaboration and science behind the Landsigns art installation along the Fish Lake Nature Trail. The first part of the talk will be with scientist Maggie Anderson and her work on habitat fragments and pollinators. This will be followed by a conversation with artists Amanda Lovely and Emily Stover and their process in the development of Landings

Science Program Description 

Since the westward expansion of the American frontier, humans have been carving up prairie landscapes into smaller and increasingly fragmented parcels. Today, less than 1% of that original prairie landscape remains. Efforts to conserve prairies, especially for the benefit of pollinators, have surged in recent years. However, we still have much to understand about the effects of landscape fragmentation and subsequent restoration efforts on native pollinator populations. My research asks how experimental landscape fragmentation diminishes flower resources for pollinators and whether prairie restoration (through seed addition) can improve pollinator habitat, even in very small habitat fragments. 

Landsigns Project Description

Landsigns is a poetic conversation between humans and the environment that captures our beautiful yet complicated relationship with nature at a time of profound uncertainty. Signs placed along a public trail are inspired by interviews with scientists conducting research at the Cedar Creek Ecosystem Science Reserve and communicate both their wonderment and their concern for the biological communities they study. Like advance warning signs seen along roadways, Landsigns asks you to slow down and pay attention to the changes in your environment. By taking the time to listen deeply to the world, and notice how we are affected by our surroundings, we can begin to reconnect with nature and build a shared future together.

About the Scientist

Maggie Anderson grew up in the north woods of Minnesota, learning about humans' relationship with the natural environment from a young age. She studied biology at Itasca Community College in Grand Rapids, MN, and Lawrence University in Appleton, WI before going on to pursue a PhD in ecology at the University of Minnesota. Maggie's research at Cedar Creek focuses on how human disturbances affect patterns of plant diversity and habitat for native pollinators. 

About the Artists

Amanda Lovelee and Emily Stover are Plus/And, a civic design studio built on the belief that stronger relationships make better cities. Using public art and experience design, we create tools and spaces that help people connect with each other and their environments in order to adapt to our evolving world. Our projects are joyful art-based experiments with measurable outcomes for our community collaborators. 

November - Minneapolis/St. Paul Long Term Ecological Research

Minneapolis/St. Paul Long Term Ecological Research

Sarah Hobbie will describe a new Long-Term Ecological Research program centered in the Twin Cities Metropolitan Area. This new project explores interactions between people and nature in cities, towards understanding the ecological and social consequences of urban environmental impacts on nature.

About the Scientist

Dr. Sarah Hobbie is a Distinguished McKnight University Professor in the Dept of Ecology, Evolution, and Behavior. Her research addresses the influence of changes in atmospheric composition, climate, land use, and plant species composition on communities and ecosystems, and the effects of urbanization on biodiversity and water quality. She is currently the Director of the new Minneapolis-St. Paul Metropolitan Area Urban Long Term Ecological Research program, and is also an active researcher with the Cedar Creek Long Term Ecological Research program.

Resources

Here is a link to the MSP LTER's website for more information about their research questions and publications: https://mspurbanlter.umn.edu 

There were questions about reducing road salt during the talk. Here are some resources Sarah shared for the Lunch with the Scientist community. 

https://www.pca.state.mn.us/business-with-us/smart-salting-training

Scroll down to "Educational Resources" for links to programs, curriculum, videos, and more focused on chloride reduction: https://www.pca.state.mn.us/business-with-us/statewide-chloride-resources

December - Freshwater Bacteria, Evolution and Ecology

Freshwater Bacteria, Evolution, and Ecology
 

More than meets the eye: Addressing ecological and evolutionary questions with freshwater bacteria
Freshwater bacteria are critical for biogeochemical and eco-evolutionary processes. In addition, these bacteria have potentially harmful effects (i.e., cyanobacteria blooms). Using both model systems and bioprospecting in the field, Dr. Bea Baselga Cervera studies empirical evolution and ecological pressures within the context of exploratory microbial research. During her Lunch with a Scientist presentation, Bea will present how, in a range from model systems to natural communities, ecologically relevant questions and evolutionary theories can be tested using experimental evolution including 1) testing the evolutionary stasis in cyanobacteria, 2) synthetic microbial communities (SynCom) experiment addressing biotic interactions and cyanotoxins production, and 3) detecting life with freshwater bacteria behavior. The talk will highlight the importance of studying unexplored microbial diversity, ecology, and evolutionary dynamics. It turns out that there’s much more to it than meets the eye.

About the Scientist 

Dr. Bea Baselga Cervera, Ph.D., DVM, Presidential Postdoc fellow in the Ecology, Evolution, and Behavior Department at the University of Minnesota. Bea completed a degree in Veterinary Science, followed by a Masters and Ph.D. in microbiology at Universidad Complutense de Madrid. Her research focus is experimental microbiology with an interdisciplinary laboratory field background, linking ecological, evolutionary, and applied scientific methods. Currently working in the experimental evolution of multicellularity and complexity with cyanobacteria and yeast, and broadly interested in freshwater microbial diversity (particularly toxin-producing cyanobacteria and meroplanktonic microbes). She also has more than 10 years of performing community-centered outreach and science communication.