6 Things We Still Don't Know About Earth

The earth is our home, and while we like to think we know a good deal about it, there are still some mysteries that scientists are looking to unravel.

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Sources:

Plate Tectonics
https://onlinelibrary.wiley.com/doi/full/10.1111/j.1365-2451.2007.00631.x
https://www.britannica.com/science/plate-tectonics
https://serc.carleton.edu/NAGTWorkshops/earlyearth/questions/tectonics.html
https://people.earth.yale.edu/sites/default/files/korenaga13a.pdf
https://link.springer.com/content/pdf/10.1007/s12583-018-0999-6.pdf

Messinian Salinity Crisis
https://www.nature.com/articles/nature01553
https://www.clim-past.net/10/607/2014/
https://www.nature.com/articles/269383a0
https://www.researchgate.net/publication/304614047_The_Messinian_salinity_crisis_Open_problems_and_possible_implications_for_Mediterranean_petroleum_systems/link/5786407908ae36ad40a6873e/download
https://www.nature.com/articles/s41598-018-19446-3
https://onlinelibrary.wiley.com/doi/full/10.1111/ter.12442

True Polar Wander
https://www.annualreviews.org/doi/abs/10.1146/annurev-earth-060313-054724
https://science.sciencemag.org/content/287/5452/455
https://pubs.geoscienceworld.org/gsa/geology/article-abstract/47/12/1112/574375/A-true-polar-wander-trigger-for-the-Great-Jurassic?redirectedFrom=fulltext
https://agupubs.onlinelibrary.wiley.com/doi/abs/10.1029/2018GL080787
https://www.sciencedirect.com/science/article/pii/S0012821X18305314
https://climate.nasa.gov/news/2805/scientists-id-three-causes-of-earths-spin-axis-drift/
https://agupubs.onlinelibrary.wiley.com/doi/10.1029/2011JB009072

Core Temperature
https://science.sciencemag.org/content/340/6131/464#aff-1%20

Supercontinent Cycle
Murphy et al 2009
https://www.researchgate.net/profile/R_Nance/publication/259366715_The_supercontinent_cycle_A_retrospective_essay/links/5aafbd5b0f7e9b4897c0c6e9/The-supercontinent-cycle-A-retrospective-essay.pdf
https://www.researchgate.net/publication/325022055_Supercontinents_myths_mysteries_and_milestones?enrichId=rgreq-021056022c548bca4071c9f6f6a3cc76-XXX&enrichSource=Y292ZXJQYWdlOzMyNTAyMjA1NTtBUzo2MjQ2OTI1NjE5ODk2MzJAMTUyNTk0OTcyMTkxNQ%3D%3D&el=1_x_3&_esc=publicationCoverPdf
https://www.sciencedirect.com/science/article/abs/pii/S004019511630600X
Murphy and Nance 2012 https://s3.amazonaws.com/academia.edu.documents/49161772/Murphy_and_Nance_2003.pdf?response-content-disposition=inline%3B%20filename%3DDo_supercontinents_introvert_or_extrover.pdf&X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=AKIAIWOWYYGZ2Y53UL3A%2F20200213%2Fus-east-1%2Fs3%2Faws4_request&X-Amz-Date=20200213T195412Z&X-Amz-Expires=3600&X-Amz-SignedHeaders=host&X-Amz-Signature=5f49ae32513567e0e5c8d49bfe5b61eb8b080cee61f3816a6f344b3c318af24b
https://www.researchprospect.com/wp-content/uploads/2018/10/Brune_et_al_2017.pdf

Flood Basalts
https://www.nature.com/articles/nature03697
https://www.tandfonline.com/doi/abs/10.1080/08120099108727989