Diameter at Breast Height (DBH)

  • In this FACTivity, you will assess and compare two trees. The questions you will answer are: 1) What is the estimated…

    FACTivity – FACELook

  • The question you will answer in this FACTivity is: What are the advantages and disadvantages of different types of scientific…

    FACTivity – Tropical Four-est Inventory

  • In this article, students will learn about how different planting elevations can affect Jeffrey and ponderosa pines’ survival, growth, and…

    Grow Where You’re Planted – Testing How New Planting Elevations Affect Jeffrey and Ponderosa Pines

  • In “Grow Where You’re Planted,” students will learn about how different planting elevations can affect Jeffrey and ponderosa pines’ survival,…

    Grow Where You’re Planted – Vol. 1 No. 24

  • Woodsy Owl and his friends discuss how climate change affects trees, the benefits of trees, the water and carbon cycles,…

    Woodsy Owl LIVE 2: Open Your Eyes — Be Climate-wise

  • After you read “Knock on Wood,” see if you can complete this eyeChallenge. Each of the following images represents something…

    eyeChallenge – Knock on Wood

  • Nonpoint source pollution is pollution coming from widely developed areas, such as farms or cities. However, nonpoint source pollution can…

    Spotlight – Time Warp: Full Throttle Model

  • Test your understanding after reading the Citizen Science edition of Natural Inquirer. Each image is taken from an article in…

    eyeChallenge – Citizen Science

  • In this study, the scientists wanted to test a method of calculating the amount of carbon stored by plants across…

    Beam Me Down, Scotty: The Use of Airborne and Satellite Technology to Measure Carbon in Hawaiian Forests

  • What is bioenergy? “Bio-” is related to living or once living things. Bioenergy is a source of energy that uses…

    Bioenergy – Vol. 9 No. 1