Text Search:
Applied Filters
    3D FractaL-Tree
    3D FractaL-Tree allows scientists to collect data from actual specimens in the field or laboratory, insert these measurements into a spatially explicit L-system package, and then visually compare...

    Keywords: fractalsL-systems

    1246

    views

    278

    downloads

    0

    comments

    0

    adaptations

    Tree Biomass and Phenology
    This lesson centers around understanding the connection of tree biomass and phenology with climate change. It uses both swirl and LearnR lessons in the R programming language to help students make...
    646

    views

    345

    downloads

    0

    comments

    0

    adaptations

    Dendroclimatology
    Dendroclimatologists can reconstruct climate records further into the past than written records, by examining tree rings. Students "reverse-engineer" this process by considering growth rates of a...
    2852

    views

    1849

    downloads

    0

    comments

    0

    adaptations

    Critical Zone Science
    My class used Water Balance of a Tree (Unit 5.1) to begin quantifying the fundamental pathways for water movement within a forest. The ultimate goal was to model transpiration of the redwood forest...
    1037

    views

    175

    downloads

    0

    comments

    0

    adaptations

    Modeling Soil Fluxes with NEON Data
    This activity is an exploratory activity to understand rates of change of soil carbon dioxide in different ecosystems using data provided by the National Ecological Observatory Network (NEON,...
    204

    views

    128

    downloads

    0

    comments

    0

    adaptations

    Measuring streamflow using the float method
    Streamflow, the amount of water flowing in a creek, stream, or river at a certain point in time, is critical to people and the environment. Knowing the amount of flowing water is important for...
    455

    views

    1148

    downloads

    0

    comments

    0

    adaptations

    Is bigger always better? An investigation on the effect of drought on different sizes of trees
    This data set was compiled from worldwide data to examine the effects of drought on trees. Included in the dataset are measurements of growth and mortality as they relate to the size category of...
    1056

    views

    676

    downloads

    0

    comments

    0

    adaptations

    Is everything bigger in Texas? Introduction to Statistics with the Rock Pocket Mouse (Chaetodipus intermedius)
    Natural history museums often contain large collections of the same species and therefore, are a resource for studying intraspecific variation. This module uses 172 images of rock pocket mouse...
    717

    views

    231

    downloads

    0

    comments

    1

    adaptations

    The Perfect Brew: An Activity Demonstrating Cell Counting and Hemocytometer Use
    In this activity, students will explore the use of a hemocytometer for counting cells, demonstrate the relationship between the grid seen in the microscope with volume of liquid in suspension and...
    1271

    views

    780

    downloads

    0

    comments

    0

    adaptations

    Sizes, Scales and Specialization: Using Relative Proportions and Scientific Notation to Highlight the Diversity of Cell Types
    This module explores how cell size and shape varies across cell types in the human body by having students calculate relative proportions of numbers in scientific notation.
    5223

    views

    1337

    downloads

    0

    comments

    1

    adaptations

    The Perfect Brew: An Activity Demonstrating Cell Counting and Hemocytometer Use
    In this activity, students will explore the use of a hemocytometer for counting cells, demonstrate the relationship between the grid seen in the microscope with volume of liquid in suspension and...
    1966

    views

    1240

    downloads

    0

    comments

    1

    adaptations

    Supersized Life: Comparing Across Scales
    How wide is the size range of living beings, from "big" to "too small to see"? Students will collect and compare measurements from 3D specimens within the metric system by multiplying or dividing...
    1527

    views

    903

    downloads

    0

    comments

    0

    adaptations

    MathBench: Biodiversity Assessment of Stream Biota
    The MathBench module, "The Case of the Missing Mountaintop" introduces students to the concept of biodiversity and measures used to quantify biodiversity and stream health. Students investigate the...
    1443

    views

    769

    downloads

    0

    comments

    0

    adaptations

    Fitting Exponential and Logistic Growth Models to Bacterial Cell Count Data
    In this activity, students will model a noisy set of bacterial cell count data using both exponential and logistic growth models. For each model the students will plot the data (or a linear...
    1916

    views

    2468

    downloads

    1

    comments

    0

    adaptations

    Using Aquatic Macroinvertebrates in Stream Bioassessment
    Bioassessment is an evaluation of the biological condition of a waterbody using biological surveys and other direct measurements of resident living organisms. Aquatic macroinvertebrates are...
    466

    views

    372

    downloads

    1

    comments

    0

    adaptations