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    Forests for the Future: How Can Trees Offset Carbon Emissions?
    This activity explores the chemistry and biology underlying forest carbon sequestration, a process that removes carbon from the atmosphere via photosynthesis and storage in plant tissues and soils....

    Keywords: carbon foot printCarbon sequestration of forests vegetationforest ecology (structure and function)

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    Effect of Florida Surface Temperatures Over The Past Four Decades on the Frequency and Intensity of Florida Hurricanes and Tropical Storms
    Tropical storms and hurricanes bring strong winds and heavy rainfall with the capability of destroying entire cities when these storms break landfall. Warm ocean waters are required to produce...

    Keywords: hurricane

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    2010-Singh-Mishra-athematical modeling approach to study growth rate of grassroots technological innovations
    In this paper we have proposed a simple mathematical model by using ordinary differential equation to know the spread rate of technological innovations in rural India.

    Keywords: logisticexponentialsigmoidtechnological innovationsasymptoticspread of innovation

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    2008-Yang-EtAl-Differential Equation Model of HIV Infection of CD T-Cells with Delay 
    Abstract: An epidemic model of HIV infection of CD4+ T-cells with cure rate and delay is studied. We include a baseline ODE version of the model, and a differential-delay model with a discrete time...

    Keywords: virusT cellsHopf bifurcationendemic equilibrium

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    2007-Hui_Luo-Population Modeling by Differential Equations
    A general model for the population of Tibetan antelope is constructed. The present model shows that the given data is reasonably logistic.

    Keywords: population dynamicsextinctionlogisticTibetan antelope

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    Cell ploidy made simple: Resources for students and instructors
    The concept of cell ploidy can be challenging for students to grasp. This resource includes a short, informal instructional video and a worksheet/set of clicker questions combo that allows students...

    Keywords: meiosismitosis1n2nploidyhaploiddiploid

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    2015-Differential_Equations-CUPM_Curriculum_Guide_to_Majors_in_the_Mathematical _Sciences
    This is a report from the working group charged with making recommendations for the undergraduate curriculum in differential equations.

    Keywords: differential equationscurriculumCUPM

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    2014-William_Trench-Elementary_Differential_Equations-Books_and_Monographs
    This is the most widely cited and referenced free online text for differential equations and is very complete. These two books are exactly what they say they are.

    Keywords: differential equationstextbook

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    Focusing on Civic Engagement: IGELS Tools, Tips, & Strategies to Enhance Undergraduate Biology for Non-majors
    We can help students find relevance when we teach though issues that we experience in our daily lives.​ This workshop session provides an introduction to civic engagement and led participants...

    Keywords: NABT 2022IGELS

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    Creating Inclusive Classes: IGELS Tools, Tips, & Strategies to Enhance Undergraduate Biology for Non-majors
    The syllabus is often your first engagement with students in your courses.​ This workshop session provides an introduction to using a rubric to assess and revise your syllabus to make it more...

    Keywords: NABT 2022IGELS

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    Introduction to IGELS: Tools, Tips, & Strategies to Enhance Undergraduate Biology for Non-majors
    The national network for the Interactions in General Education Life Science Courses (IGELS) is a coalition of biologists and biology educators collaborating to support and mentor “non-major...

    Keywords: NABT 2022IGELS

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    Reasoning and Relevance: IGELS Tools, Tips, & Strategies to Enhance Undergraduate Biology for Non-majors
    We focus on Reasoning and Relevance as key features of curriculum resources for use in non-majors courses. This workshop section provides an overview of how we characterize reasoning and relevance...

    Keywords: NABT 2022IGELS

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    1-002-IntegratingFactor-TechniqueNarrative
    We develop a strategy to solve first order differential equations by transforming one side of the equation to the derivative of a product of two functions, thereby making it easy to...

    Keywords: Integrating Factor

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    1-134-LanguageDynamics-ModelingScenario
    Students will be introduced to a mathematical model for language dynamics. Specifically, the model describes the change in the fraction of a population speaking one language over another.

    Keywords: languagecompartmentphase linesbifurcationswitching

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    1-135-FishHarvesting-ModelingScenario
    This short activity will walk students through a guided list of questions to help them to understand how the stability of equilibrium changes with changes in a model parameter, in this case the...

    Keywords: population dynamicsfishstabilitybifurcationharvest

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    3-031-SpringCost-ModelingScenario
    We assume students are familiar with overdamping and underdamping of a spring-mass-dashpot system. Students will apply this knowledge to model the interplay between spring constant, tolerance, and...

    Keywords: designunit costspring constantstatic equilibriumspring masss dashpot

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    1-109-EmployeeAttrition-ModelingScenario
    This scenario models the loss of employees and the employer's attempt to retain them through stock options. It most naturally is solved with a first-order linear decay model with two populations.

    Keywords: populationlinear growthdecayemployeeattrition

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    Home sweet home for warblers: Graphing and Analysis using R
    This resource expands on the Data Nugget "Trees and bushes, Home Sweet Home for Warblers". The analyses and graphing is done in R and there are questions that ask about the management implications.

    Keywords: graphingCommunity Ecologydata interpretationR software

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    Connecting Viral Pandemics to Ecological Population Growth Models
    In this activity students use the HHMI Population Growth Models interactive to explore R0 for diseases and discuss the importance of connecting population ecology to current events like the...
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    SEIR simulation activity for flattening the curve
    This is a short exploration activity to introduce SIR and SEIR models without explicitly introducing differential equations. It utilizes the R package EpiDynamics and students can run the...

    Keywords: RRStudioInfectious Disease ModelingSIR modelsSIRseircovidcoronavirus

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