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A Case in Point: From Active Learning to the Job Market
This case was developed for use in the first weeks of a course in order to show students how participating in active learning exercises in their classes can benefit them. It uses the fictionalized story of a manager of a scientific consulting firm who ...

A Green Light for CFLs?
In this problem-based learning case, three housemates in an environmentally-themed college house debate the pros and cons of compact fluorescent lamps (CFLs) over incandescent lamps. The students raise issues of the cost difference between the lamps (b...

A Killer Lake
In 1986, Lake Nyos, a volcanic lake located in Cameroon, Africa, released a huge amount of carbon dioxide gas, killing over 1,700 people and countless livestock and other animals in the area. This case, intended for use in a limnology or an aquatic bio...

A Question of Responsibility
Most students are aware that asbestos is a health hazard, but don’t know that “asbestos” refers to a variety of minerals with both useful and harmful properties. In this case, students answer questions they have about asbestos in the ...

A Struggle for Power in China: The Three Gorges Dam
The Three Gorges Dam in China is one of the world's largest hydroelectric dams, providing energy for millions of people. However, the dam's construction forever altered the Yangtze River ecosystem and the lives of local residents. In this case study, s...

A Tale of Twin Towns
This case study presents the fictional tale of two neighboring towns that have recently experienced a growth boom and are now suffering the environmental consequences. The case provides an opportunity to explore a wide variety of anthropogenic causes o...

A Trip to the Beach
This interrupted case study, designed for an introductory biology or environmental science course, introduces students to the complexity of ecosystems by examining changes in trophic interactions and abiotic factors in a freshwater ecosystem as a resul...

AH-CHOO!
As the carbon dioxide concentration of our atmosphere increases and our climate warms, the hay fever season seems to be getting longer and more severe. In this case study, students assume the a role of a public relations specialist contracted to commun...

Are We Too Clean?
This case study focuses on the relationship between the microbiome (the suite of species that live in or on the human body) and autoimmune and allergic diseases. At the center of the case is Amelia, a young woman living with Crohn's disease. As the cas...

Banana Split: To Eat or Not to Eat
This case focuses on the banana, the most popular fruit in the world.  In the first part of the case, students are introduced to the history of "Banana Republics" and the biological constraints to banana production, including the devastating funga...

Breathing Easy About New Air Pollution Standards
A town meeting is the backdrop for a role-playing case about ground-level ozone air pollution. The case consists of a flier and scripts drawn from public comment records on the government mandate to reduce ground-level ozone by limiting nitrogen oxide ...

But It's Just a Bottle of Water
Bottled water, popular among students, is big business even though issues surrounding it related to health and safety as well as its environmental impact have stirred up controversy. Designed for an introductory non-majors environmental science course,...

Butterflies in the Stomach
Why is the North American population of monarch butterflies declining? In 1999, a study published in the journal Nature suggested that a variety of genetically modified corn was killing these iconic butterflies. While it was later shown that t...

Can Suminoe Oysters Save Chesapeake Bay?
This dilemma case explores the controversy over introducing non-native oysters to the Chesapeake Bay as a means of improving its ecological and economic health. Developed for use in an interdisciplinary doctoral program in energy and environmental stud...

Cancer Cluster or Coincidence?
In this interrupted case study students analyze the complexities surrounding identification and confirmation of cancer clusters. The case challenges students to consider the evidence from two different perspectives; a local family physician representin...

Cancer Cure or Conservation
This case is based on the controversy that surrounded harvesting of the Pacific yew from 1989 to 1997 to develop paclitaxel (Taxol), a revolutionary anti-cancer drug. The case was designed to expose students to basic conservation biology concepts by ex...

Carbon Balance of Forest Thinning and Bioenergy Production
This interrupted case study introduces students to the concept of carbon storage and how land management decisions can affect this vital ecosystem service.  Forests play an important role in the carbon cycle because of their ability to uptake and ...

Caribou Conservation Conundrum
As a Government of Canada biologist, "Rachael Mercer" faces the task of advising the Environment Minister on whether a proposed wolf cull should be carried out to conserve threatened caribou populations in the Northern Alberta oilsands region. The Albe...

Cauldron of Democracy
This case study explores the controversy surrounding Yellowstone bison (Bison bison) and the relationship between wildlife management and pluralist democracy. In the late 1960s Yellowstone National Park suspended the policy of strictly managin...

Complexity in Conservation
Conservation biology focuses on the scientific study and practice of preventing biodiversity loss. Many complex sociocultural factors affect the success of conservation. This case study presents the true story of a Texas man who killed a cat that was k...

Cooling Off a Warming Planet
This role-playing case on climate change policy is designed to engage student groups in parallel discussions on policy instruments and packages for controlling greenhouse gas emissions. Specifically, student groups discuss cap-and-trade and carbon tax ...

Corn Ethanol Debate
To what extent should corn be used for the production of ethanol? Are we better off producing corn for food or producing corn for fuel? This case study uses a technique called "intimate debate" (also known as "constructive controversy") in order to exa...

Corn Ethanol: Using Corn to Make Fuel?
This problem-based case study guides students through a systematic exploration of the scientific issues surrounding the production and development of bio-fuels. A PowerPoint presentation introduces a New York Times article outlining the impact current ...

Counting Sheep
In this case study, students hear arguments on both sides of a debate over wildlife management and must integrate ethical and scientific perspectives to formulate their own opinions. The case as written is most appropriate for an environmental ethics o...

Dengue in the Landscape
This interrupted case engages students in issues contributing to the increase of dengue fever in Jamaica. The overall goal of the case is to make clear the connections between land use management and public health, specifically dengue fever. Students l...

Disappearing Marine Iguanas
In this interrupted case study, students apply the scientific method to probe possible reasons behind declining marine iguana populations in the Galapagos Islands. Initially students are given rudimentary information and encouraged to generate wide-ran...

Do Corridors Have Value in Conservation?
This case study discusses conservation corridors as a means to reduce the problems of population size and isolation in a fragmented habitat. In an interrupted format, students learn what a corridor is, consider how nature preserves and corridors functi...

Does the Matrix Matter?
In this case study, students apply principles of landscape ecology, experimental design, and data interpretation to examine alternative explanations for how birds respond to forest fragmentation and landscape matrix. Using an interrupted format, the ca...

Dolphin Deaths: A Case Study in Environmental Toxicology
This case study examines a variety of biological factors that may have been involved in the 2013 dolphin "unusual mortality event" (UME) on the East Coast of the United States. The story follows a news reporter and four different scientists who are pre...

Dredge Today, Restore Tomorrow
In this case study, students role-play members of a task force whose task it is to advise the Director of the National Park Service (their instructor) on the best location for creating a wetland using dredge material from the Potomac River.  Stude...

Eating PCBs from Lake Ontario - Is There an Effect or Not?
This case is based on an actual news release reporting on research about the effects of eating Lake Ontario fish contaminated with PCBs. Developed to teach students about statistical analysis and experimental design, the case has been used in a senior-...

Eating PCBs from Lake Ontario - The Clicker Version
This is a “clicker” adaptation of another case in our collection, “Eating PCBs from Lake Ontario: Is There an Effect or Not?” (2001), written by the same author. It encourages students to examine how scientific results get prese...

Ecotourism: Who Benefits?
The main objective of this case is to have students critically examine the costs and the benefits associated with ecotourism, a form of  tourism usuallly involving visiting fragile, pristine, and relatively undisturbed natural areas intended as a...

Endangered? The St. Croix River
Managing the St. Croix River has sparked tremendous controversy due to conflicting uses of the river. At risk is the water quality and aesthetic value of this National Scenic Riverway. The drama unfolding around the St. Croix River is used in this case...

Ethanol or Biodiesel?
In this case study, two students have been asked to conduct a “systems analysis” study to determine whether ethanol derived from corn or biodiesel prepared from soybeans is the more energy efficient alternative fuel. The students must inves...

Farmville Future?
Life has changed for the rural residents of Farmville County since the arrival of four concentrated animal feeding operations (CAFOs); the air has an odor, wildlife has decreased, and illnesses are on the rise. One of the town's residents has become ac...

First in Flight, Last in Wetlands Preservation?
Developed for an introductory environmental studies course, this case study explores the ecological, economic, and legislative issues associated with land development and wetland loss. Students role-play the points of view of four different stakeholder...

Fish as Fertilizer
In this case study, students examine data from a number of published studies of the effects of Pacific salmon on freshwater and riparian ecosystems. The case focuses on the interesting phenomenon of spawning salmon acting as nutrient conveyor belts, tr...

Fishing for Answers in the Gulf of Mexico's Dead Zone
This “clicker case” addresses the eutrophication of aquatic systems caused by human activities. "Susan" is a biology student working at a seafood restaurant on the Gulf of Mexico. She discovers that the restaurant doesn't serve locally caug...

From Prairies to Corn Fields for Fuel
With increasing U.S. government support for biofuel production in the late 2000s came increased pressure to convert more land to cornfields for ethanol. To make way for more corn, millions of acres of prairie grassland were plowed under, destroying an ...

Fuel from Water and the Sun
This problem-based case study presents recent advancements in the development and application of technologies geared towards harnessing sunlight for the production of hydrogen from water. A PowerPoint presentation introduces the topic with a New Yo...

Get the Lead Out!
This case study, developed for a general chemistry course, is intended to teach students the interdisciplinary nature of environmental science. Students take on the role of environmental chemists.  Using atomic absorption spectroscopy, they test f...

Global Climate Change: Evidence and Causes
This “clicker case” begins by assessing students’ impressions of global climate change and the role that human activities play in recent global warming trends. Students assume the role of an intern working for a U.S. senator. They nee...

Global Climate Change: Impact and Remediation
This “clicker case” is a continuation of another case in our collection, “Global Climate Change: Evidence and Causes,” in which students assumed the role of an intern working for a U.S. senator so that they could advise the sena...

Global Climate Change: What Does it Look Like?
In this interrupted case study, Ph.D.-paleoclimatologist-turned-TV-meteorologist Sara Fahrenheit finds herself projected into a future climate that reminds her of the Early Eocene: it's hot, it's humid, and seems tropical. The story is a vehicle for te...

Grazing in Vernal Pools
This case study in restoration ecology utilizes two peer reviewed articles that ask a similar question about the effects of grazing in temporary wetlands, yet the articles have different conclusions about these effects.  Students are challenged to...

Hunting the Black Rhino
This case study was developed to teach students the importance of understanding the behavior of wildlife, explore the difficulty in making management decisions when the public is invested in a species, and to help students develop critical thinking and...

Hydrogen Powered Cars
This problem-based case study guides students through a systematic exploration of the scientific issues surrounding the application and development of hydrogen fuel technology. A PowerPoint presentation introduces a New York Times article abou...

Impacts of Climate Change on Pinyon Pine Cone Production
In this interrupted case study, students explore how changing climate may affect cone production in pinyon pine (Pinus edulis). Students begin by learning about mast seeding, a common reproductive strategy among many perennial plant species, a...

Improving on Nature?
In 1958, black bass were introduced into Lake Atitlan in the highlands of western Guatemala as a way to attract tourism and boost the local economy, but unforeseen complications resulted in an ecological disaster. Developed for an introductory course i...

Is Iron Fertilization Good for the Sea?
This case study describes experiments to seed the ocean with iron to encourage algae growth. It explores how human activities contribute to greenhouse effects and global warming, proposals to potentially counteract these effects and make the ocean more...

Katrina's Troubled Waters
This case study explores some of the health issues brought to light during the flooding in New Orleans caused by Hurricane Katrina. The case encourages students to think about a variety of problems that can occur when humans are exposed to unsanitary f...

Kermit to Kermette?
This case study explores the unintended side effects of chemicals introduced into the environment, specifically organic compounds that can act as environmental estrogens (chemical castration agents that can interfere with the sexual development of embr...

Kill the Aliens: Controlling Leafy Spurge
The majority of people in the world interact with nature in an urban setting. Management issues in urban parks tend to be more challenging than in “natural” parks for a variety of reasons, including heavy use, proximity to housing, local ad...

Killing Coyote
In this interrupted case study, students view a documentary film about a coyote hunting contest and then assume the role of various stakeholders in coyote management in the western United States to explore issues associated with wildlife management. As...

Let's Get This Course Started
The first day of class is often a reading of the syllabus, even when active learning approaches are used throughout the rest of the term. This interrupted case uses the first day to model the expectations of a course that uses case method approaches. S...

Living Downstream
In this case, developed for a course in Issues in Environmental Biology, students learn that water samples collected from a local river show elevated levels of fecal bacteria and atrazine, one of the most commonly used herbicides in the United States. ...

Losing the Farm
In this case study, students examine hydrologic characteristics of a real farm property in northwest Georgia and calculate the volume of storm runoff expected for a typical storm using the U.S. Soil Conservation Service (SCS) method. The case is used t...

Mathematics in Conservation
This interrupted case study teaches probability theory and transmission genetics through their application to the conservation of the endangered Florida panther. An endangered population is unlikely to survive simply due to its small population size. B...

Mini Cases on Choosing Appropriate Statistical Tests for Ecological Data
This set of mini cases on the ecology of eastern cottontail rabbits is designed to give students practical experience using statistics in a scientific context. Given a dataset and experimental design, groups of students are asked to play the part of a ...

Moving to Higher Ground: Ecosystems, Economics and Equity in the Floodplain
Healthy river systems serve a wide variety of functions, including recreation, crop production, and navigation. Effective floodplain management requires integrating cultural, economic and ecosystem needs, and often tradeoffs must be made. This case stu...

Mystery in Alaska
This interrupted case study highlights the importance of energy considerations within food chains by examining the population decline of Steller sea lions along the western Alaskan coast. A ban on commercial fishing of pollock in the 1970s caused a shi...

No Longer Fond of the Local Pond
When an elementary school teacher calls in sick to work, she finds out that she is not the only one who will be missing school that day.  Children from her fifth grade class have also become ill and parents are calling to report the absences. The ...

Nutrient Cycles and Pollution, Lake Michigan Style
This “clicker case” introduces students to the basics of nutrient cycling using a recent example of the expansion of a refinery on Lake Michigan. The story is told through a series of news clips from Chicago’s National Public Radio af...

Oak Clearcutting
The topic of this debate case, developed for a course in “Issues in Environmental Biology,” is clear-cutting, a controversial method of harvesting and regenerating trees in which all trees are cleared from a site. Students debate the issue,...

Of Silt and Ancient Voices
This case explores the complex and multifaceted resource management issues that arose when traditional Zuni Indian land and water use practices were displaced by the construction of the Black Rock Irrigation Project by the U.S. government in the early ...

On a Clear Day You Can See Forever
In this case study, developed for an introductory environmental studies course, students grapple with the issue of air pollution, specifically the causes and effects of haze and smog as ubiquitous, persistent air quality problems that plague urban and ...

On a Wing and a Prayer
The essential elements of this dilemma case are based on a real-life wetland mitigation problem. A biologist with the U.S. Fish and Wildlife Service has to decide whether to improve a wetland adversely impacted by toxins or restore another site instead...

One Glass for Two People
This case study focuses on the growing issue of water use rights in the southeastern United States. Approximately 1.3 million people in North and South Carolina depend on the Catawba-Wateree River for water and electricity. The river is also important...

PCBs in the Last Frontier
This interrupted case study is based on current research involving the global transport of polychlorinated biphenyls (PCBs). Students are asked to propose several hypotheses and experiments in an attempt to determine how PCBs are transferred globally. ...

Pesticides
By simulating a public hearing, this case study requires that students sift through and organize information on pesticide use presented to them from the perspective of different stakeholders. The case asks a fundamental question, Can we do without ...

Rated MPG for Confusion
This case study follows a family’s dilemma about how to save money on gasoline. Should they keep their SUV and trade in their Corolla for a hybrid sedan? Going from 28 (Corolla) to 48 (Hybrid) miles per gallon (MPG) should really save money on ...

Response to Plant Invasion
This interrupted case study provides students with an opportunity to compare and contrast methods for controlling spotted knapweed, an invasive species in the United States that has raised considerable concern in western pastures and rangeland. Student...

Restoring Resilience: Changing the Landscape Legacy in Patagonia
Sheep ranching has destroyed habitat and decimated species in many areas of the world, but in Patagonia declining wool prices provide an opportunity to turn the tide. This case study places students in the role of advisor to an international NGO that h...

Rising Temperatures, Differing Viewpoints
In this case, students work in small groups to analyze and critically evaluate the often political nature of news stories. The case was developed from two newspaper articles published in the New York Times and Wall Street Journal abou...

Salton, A Sea of Controversy
The Salton Sea is an “accidental” lake that receives used irrigation water from the Colorado River. Humans have profoundly altered the area’s ecosystems. The Salton Sea is important for wildlife and recreation, but is now saltier than...

Sealing the Deal
This case study uses a PowerPoint-driven approach combined with role-playing to explore issues surrounding the grey seal population off the coast of New England, specifically Chatham, Massachusetts. After gathering information, the students take the pa...

Search for the Missing Sea Otters
Using a progressive disclosure format, this case study teaches students how to apply ecological principles to a real-life ecological problem, namely, the decline in sea otter populations in Alaska. Students interpret data from graphs and tables and pra...

Seeing the Forest for the Trees
This case study has for its central theme the importance of tree size in both ecology and natural resource management and is designed to introduce components of forest management and policy, the importance of ecological relationships, and the challenge...

Setting Water on Fire: A Case Study in Hydrofracking
This case study is used to teach undergraduate students about hydraulic fracturing (hydrofracking), a controversial method for extracting methane from shale. The controversy arises from claims that chemicals used in the fracking process and the methane...

Sweet Beets: Making Sugar Out of Thin Air
This directed case study introduces students to photosynthesis and illustrates how biology plays a vital role in the carbon cycle and the conversion of energy. Set in North Dakota along the Red River of the North, the case uses the sugar beet (Beta...

The Art of a Deal
This case is a classroom simulation of the types of negotiations that went into the Kyoto Protocol agreement on limiting global greenhouse gas emissions. It was developed for an environmental science course for first-year college students with minimal ...

The Bear Facts
In this decision case, students consider the pros and cons of reintroducing grizzly bears into the northwestern United States as they learn about natural resource policy and the wildlife management decision-making process. Students consider four differ...

The Big Bad Wolf or Symbol of the American Wilderness?
Students enrolled in natural resource programs typically have classroom experience in science-based curricula with little exposure as to how to apply that science to real-life issues. This case study was designed to introduce students to understanding ...

The Buzz about Colony Collapse Disorder
Colony Collapse Disorder (CCD), the widespread loss of honeybees, has devastating repercussions for the environment, industry, and the economy. This case study explores the possible causes, effects, and treatments for CCD by focusing on a family of hon...

The Case of the Ivory-Billed Woodpecker
Based on the disputed rediscovery of the ivory-billed woodpecker in April 2005, this interrupted case study tells the story of a fictional character, "Brad Murky," a student and research assistant who must decide whether the current evidence is suffici...

The Dangers of Deicing
Loss of species richness is often due to anthropogenic activity. The global decline of amphibians is one such example. This case study examines the impact of road deicing agents on amphibians living near bridges and roads treated heavily with salt duri...

The Dead Zone
This interrupted case study focuses on the seasonal hypoxic area in the Gulf of Mexico known as the Dead Zone. It follows Sue, a college student, whose father is a commercial fisherman affected by the lack of fish in his usual fishing grounds in the su...

The Deforestation of the Amazon
In this case study, students examine tropical deforestation in the Amazon from the perspective of three dominant stakeholders in the region: a peasant farmer, logger, and environmentalist. As part of the exercise, students perform a cost-benefit analys...

The Dilution Effect
In this case study students are provided with information for piecing together the story of how forest fragmentation and biodiversity loss can affect the risk of Lyme disease transmission to humans. The case introduces the dilution effect, a widely acc...

The Ecological Footprint Dilemma
Is it better to have a new parking lot on campus or use that space to develop a community garden? This is the issue presented in this "clicker case," which pulls students into the decision-making process. Students learn about concepts related to susta...

The Effects of Coyote Removal in Texas
This interrupted case study presents published data on the effect of coyote removal in Texas. It was designed to help students in introductory level biology courses understand trophic level relationships and the role of keystone species. Students inter...

The Fate and Transport of Toxic Releases
The release of toxins into the environment and the federal government's tracking of that using the Toxic Release Inventory (TRI) compiled by the U.S. Environmental Protection Agency (EPA) are the focus of this case study, which uses GIS to explore...

The Fish Kill Mystery
In this case study, students speculate on what may have caused a major fish kill in an estuary in North Carolina. In the process, they explore how land runoff and excess nutrients affect aquatic communities, and learn about the complex life cycle of th...

The Galapagos
Using problem-based learning and role-playing, students analyze the geological origins of the Galapagos Islands, their colonization, species formation, and threats to their biodiversity in this story of a graduate student caught between local fisherme...

The Great Patagonia Land Grab
This PowerPoint case (~2.4 MB) was developed for an undergraduate, non-majors course in conservation biology. It explores the controversy surrounding land purchases in the Patagonia region of Chile and Argentina. According to local indigenous peoples, ...

The Klamath Basin Water Crisis
In this case study, students examine global water shortage problems in the context of the current Klamath Basin water crisis. Two main perspectives are addressed, agriculture and the environment, along with multiple other perspectives including Native ...

The Modern Caveman’s Dilemma
During the Paleolithic era, human life expectancy was only 33 years—roughly half of what it is today. We owe our more extended lives in part to better hygiene, medicines, and more plentiful foods. Yet some people aspire to return to that earlier ...

The Mystery of the Missing Martens
This interrupted case study introduces basic modeling to investigate a decline in an American marten population on an island in Southeast Alaska. Two summer field technicians working on a long-term field ecology project for one of their professors noti...

The Never-Ending Contamination
This case study discusses a possible national security crisis of a terrorist group stealing radioactive materials in an attempt to build and detonate a dirty bomb over a densely populated metropolitan area. Specifically, this case discusses radioactive...

The Perilous Plight of the Pika
This interrupted case study addresses several concepts related to climate change and its effect on the American pika. Often called an indicator species for climate change, the pika has a unique set of variables specific to its environment. Factors such...

The Poop on Composting
This interrupted case study tells the story of Miles, a freshman in college, who volunteers to help with the composting program on campus. Miles is excited about composting but his mother is hesitant to try it at home. Miles learns about the key ingred...

The River Damned
In this dilemma case, Congresswoman Madeline Gibson must cast her vote on the fate of the lower Snake River dams. The stakeholders in this decision represent government agencies, small businesses, large industries, farmers, local tribes, environmentali...

The Value of a Wetland
This case study introduces students to the elements of a renewable resource management project. The issue of wetland drainage, for the purpose of increasing land available for annual crop production, is used to deliver the learning outcomes. Angela, a ...

The Wealth of Water
Many students take the availability of water for granted. This case study, which focuses on the Cochabamba water revolt in Bolivia, is designed to encourage students to think about water as a limited natural resource. Students learn about the limited n...

The Wolf, the Moose, and the Fir Tree
In this analysis case, students study predator-prey dynamics in the Isle Royale National Park ecosystem drawing on data and findings from the article “Wolves, Moose, and Tree Rings on Isle Royale” by B.E. McLaren and R.O. Peterson published...

To Be or Not To Be a Golf Course in Wimberley?
This interrupted case study examines the tensions that a small town in Texas faces between economic development and the preservation of a natural water resource for which the town is known. It highlights the interdependence and tensions between economi...

Tuna for Lunch?
This case examines mercury bioaccumulation and biomagnification within the context of the human health impacts of ingesting food (specifically, fish) contaminated with mercury. It was inspired by a 2009 USGS report on mercury in fish, sediment, and wat...

Unintended Consequences of Plant Domestication on Plant-Insect Interactions
This case study investigates how plant domestication sometimes produces unintended consequences for plant-insect interactions. The narrative follows a boy in middle school, Podrick, who goes on a class field trip and notices that there are no caterpill...

Using Oceans to Fight Global Warming?
This problem-based case study explores the scientific issues surrounding the use of large scale iron fertilization as a means of decreasing atmospheric levels of carbon dioxide.  A PowerPoint presentation introduces a New York Times artic...

What's in My Water Bottle?
In this interrupted case study, two students explore evidence suggesting that environmental estrogens leach out of some plastic containers and that these chemicals have a negative impact on the development of mammals. Students analyze data, consider th...

When Harry Met Gabby
This case study addresses several concepts related to water hypoxia including physical laws governing dissolved oxygen levels and impacts to living systems during hypoxia. A survey of different factors causing reduced oxygen saturation levels on small ...

When Work Makes You Sick
This case study was inspired by a real-life scenario, and follows the story of Roberto, a migrant farmworker whose health is impacted by the usage of pesticides on a farm.  With the help of a health care provider, Roberto becomes aware of the effe...

Who Set the Moose Loose?
This “clicker case” focuses on the food web of the riparian bird communities of the Greater Yellowstone ecosystemand how community structure and productivity may be influenced by top-down mechanisms, resulting in a trophic cascade. As stude...

You Poured it Where?
This "clicker case" focuses on the invasive aquarium strain of Caulerpa taxifolia as a way of introducing students to issues about invasive species. Specifically, students learn to identify some of the traits that make a species potentially in...

Zombie Attack!
Students assume the roles of CDC researchers who must determine how to most effectively stop an impending Zombie apocalypse. The story line leads students through the process of developing a mathematical model of a Zombie outbreak, which they then use ...