STEM

  • BeLEAF It or Not! 9: Jack Pine - Ugly but interesting

    Published on June 26, 2019
    Jack pine trees and jack pine forest types are common on the poorer sandy soils of the Lake States. Few other trees and forests can successfully occupy these sites.

  • BeLeaf It or Not! 6: Photosynthesis and Respiration in Trees!

    Published on June 26, 2019
    Trees employ both photosynthesis AND respiration, although some people associate respiration only with animals. Photosynthesis is a chemical process that stores energy (as glucose) and captures carbon & oxygen for tissue construction.

  • BeLEAF It or Not! 7: The Carbon Cycle and the Forest!

    Published on June 26, 2019
    Forests play a big role in Earth’s carbon cycle. Most of life consists of carbon-based molecules. Understanding the role of trees and forests contributes to a better understanding of climate change.

  • BeLEAF It or Not! 10: How do trees regenerate?

    Published on June 26, 2019
    This is another one that may surprise you! It's NOT just about seeds. Trees reproduce through several methods under a variety of optimal environmental conditions. Different tree species have different regeneration requirements.

  • BeLEAF It or Not! 8: Crowns, Trunks and Roots

    Published on June 26, 2019
    Much of what makes a tree is the basic structure and form. The crown (leaves) does the photosynthesis. The trunk provides advantageous height to the crown and transports food and fluids. The roots provide stability and absorb water and nutrients.

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