This video covers the basics of Earth's atmospheric structure, circulation, and composition, with a focus on the ways that the atmosphere affects other Earth systems, especially with respect to the carbon cycle, and how perturbations in the C cycle can cause global climate change.

0:00 Atmosphere allows life on Earth
2:08 How Earth's atmosphere formed
4:47 Early atmosphere lacked oxygen
6:56 Atmospheric layers
8:43 Albedo (reflectivity)
11:00 Earth radiation & greenhouse effect
13:08 Upper atmospheric layers
16:00 Atmospheric circulation
17:30 Atmospheric composition
20:05 Imbalance of the C cycle
23:06 Water vapor as a greenhouse gas
24:35 Atmospheric warming outweighs cooling
26:04 Climate feedback mechanisms
27:34 6th mass extinction
29:32 Is atmospheric CO2 bad?
30:35 Rate vs magnitude of climate change

References:
Biogeochemistry: An Analysis of Global Change, 4th Ed. https://amzn.to/41CDHVz
Earth System History: https://amzn.to/3v1Iy0G

GEO GIRL Website: https://www.geogirlscience.com/ (visit my website to see all my courses, shop merch, learn more about me, & donate to support the channel if you'd like!)

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Bamboo toilet paper: https://shrsl.com/3cvku
Bamboo paper towels: https://shrsl.com/3cvkw
Compostable tableware: https://shrsl.com/3cvkz
Compostable trash bags: https://shrsl.com/3cvl0
Bamboo cutlery + straw! : https://shrsl.com/3cwfl
Eco-Friendly Tote (great for grocery shopping!): https://shrsl.com/3cwfp
Reusable straws + cleaning brushes (my fav!): https://shrsl.com/3cwft
Eco-friendly laundry detergent: https://shrsl.com/3cwgo

Directly offset your carbon footprint with Wren: https://shrsl.com/3d0t2
(Just click link, press get started, take the free C footprint quiz, then choose how much you want to reduce your footprint by donating to the C sequestration projects they're funding!)

Non-textbook books I recommend:
Oxygen by D. Canfield: https://amzn.to/3gffbCL
Brief history of Earth by A. Knoll: https://amzn.to/3w3hC1I
Life on young planet by A. Knoll: https://amzn.to/2RBMpny
Some assembly required by N. Shubin: https://amzn.to/3w1Ezm2
Your inner fish by N. Shubin: https://amzn.to/3cpw3Wb
Oxygen by N. Lane: https://amzn.to/3z4FgwZ
Alien Oceans by K. Hand: https://amzn.to/3clMx1l
Life's Engines: https://amzn.to/3w1Nhke

Tools I use as a geologist/teacher/student:
Geology field notebook: https://amzn.to/3lb6dJf
Geology rock hammer: https://amzn.to/3DZw8MA
Geological compass: https://amzn.to/3hfbdLu
Geological hand lens: https://amzn.to/3jXysM5
Camera: https://amzn.to/3l6fGRT
Carbon-neutral pencil bag: https://shrsl.com/3cvjv
Carbon-neutral backpack: https://shrsl.com/3cvkc

Disclaimer: Links included in this description might be affiliate links. If you purchase a product or service with the links that I provide I may receive a small commission, but there is no additional charge to you! Thank you for supporting my channel so I can continue to provide you with free content each week! And as always, let me know your topic suggestions in the comments down below!