Evergreen trees keep their green leaves all year long. What benefits and challenges do they experience as a result? Kristen discusses this topic and wraps up 2019, the Year of the Periodic Table. Happy holidays!

Episode References and Resources

Why do evergreens stay green in the winter?

• Article written by a Biology professor: https://theconversation.com/why-dont-evergreens-change-color-and-drop-their-leaves-every-fall-123744
• Even evergreens take a break from photosynthesis in the winter: "Photoprotective Strategies of Overwintering Evergreens" https://academic.oup.com/bioscience/article/54/1/41/234579
• How non-evergreen trees lose their leaves in the winter: https://www.childrensmuseum.org/blog/why-do-leaves-fall-off-trees

BONUS LINKS! Happy birthday (sesquicentennial) to the periodic table!

• Periodic Table song: https://youtu.be/rz4Dd1I_fX0
• https://iypt2019.org/
• https://www.rsc.org/iypt/
• • https://www.rsc.org/periodic-table
• http://www.unesco.org/new/en/brasilia/about-this-office/prizes-and-celebrations/2019-international-year-of-the-periodic-table-of-chemical-elements/
• https://www.acs.org/content/acs/en/education/whatischemistry/periodictable.html
• https://www.sciencenews.org/article/periodic-table-history-chemical-elements-150-anniversary

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