Previous Episode: 76 - Trees
Next Episode: 77 - Holes

It's both Earth Day and Arbor Day this week! Ok, nature, we get it! We should appreciate you more!


Hope you're all well! Enjoy!


Follow us on Twitter @SciShowTangents, where we’ll tweet out topics for upcoming episodes and you can ask the science couch questions! 


 


While you're at it, check out the Tangents crew on Twitter: Stefan: @itsmestefanchin Ceri: @ceriley Sam: @slamschultz Hank: @hankgreen


 


If you want to learn more about any of our main topics, check out these links:


 


[Truth or Fail]


 


Dragon’s Blood Tree


https://www.nationalgeographic.com/environment/2018/11/socotra-yemen-biodiversity-photography/


https://owlcation.com/stem/The-Dragon-Blood-Tree-of-Socotra-Island-Dracaena-cinnabari


 


Dynamite Tree


https://keys.lucidcentral.org/keys/v3/eafrinet/weeds/key/weeds/Media/Html/Hura_crepitans_(Sandbox_Tree).htm


https://asknature.org/strategy/evaporation-releases-seeds/


 


West Tall Coconut


http://www.agritech.tnau.ac.in/expert_system/coconut/coconut/coconut_varieties.html


https://www.snopes.com/fact-check/coconuts-kill-more-sharks/


 


[Fact Off]


 


Vampire stump


https://www.cell.com/iscience/fulltext/S2589-0042(19)30146-4
https://www.eurekalert.org/pub_releases/2019-07/cp-ats071819.php
https://www.livescience.com/66025-kauri-tree-superorganism-root-grafting.html
https://www.nytimes.com/2019/07/25/science/tree-stump-alive.html


Ghost redwoods


https://www.mercurynews.com/2010/11/28/albino-redwoods-hold-scientific-mystery/


https://sempervirens.org/discover-redwoods/ghost-redwoods-solving-the-albino-redwoods-mystery/


https://ucanr.edu/sites/Redwood2016/files/250645.pdf


https://ucanr.edu/sites/Redwood2016/files/243400.pdf


 


[Ask the Science Couch]


 


Tree definition


https://www.americanforests.org/wp-content/uploads/2014/12/AF-Tree-Measuring-Guidelines_LR.pdf


 


Willows


https://oregonstate.edu/trees/broadleaf_genera/willow.html


https://www.thoughtco.com/worlds-smallest-tree-species-1343503


 


Bonsai / Pygmy Forests


https://www.pubs.ext.vt.edu/content/dam/pubs_ext_vt_edu/426/426-601/426-601_pdf.pdf


 


Other trees


https://extension.uga.edu/publications/detail.html?number=C944&title=Crape%20Myrtle%20Culture


http://www.pnwplants.wsu.edu/PlantDisplay.aspx?PlantID=169





[Butt One More Thing]


 


Butt rot


https://hortnews.extension.iastate.edu/2007/7-11/root_butt_rot.html


https://www.fs.usda.gov/Internet/FSE_DOCUMENTS/stelprdb5347109.pdf




This Arbor Day, give your favorite tree the gift they really want: this tree-themed episode of SciShow Tangents. Just put the headphones around its trunk or in a knothole! 


Follow us on Twitter @SciShowTangents, where we’ll tweet out topics for upcoming episodes and you can ask the science couch questions! 


While you're at it, check out the Tangents crew on Twitter: Stefan: @itsmestefanchin Ceri: @ceriley Sam: @slamschultz Hank: @hankgreen


If you want to learn more about any of our main topics, check out SciShowTangents.org!