Sources
General
http://w3.marietta.edu/~biol/biomes/boreal.htm
https://askabiologist.asu.edu/explore/taiga
https://php.radford.edu/~swoodwar/biomes/?page_id=92
https://www.nationalgeographic.org/encyclopedia/taiga/
https://www.pugetsound.edu/academics/academic-resources/slater-museum/biodiversity-resources/world-biomes/characteristics-of-bioclimatic/taiga/
http://www.cotf.edu/ete/modules/msese/earthsysflr/taigaP.html
https://en.m.wikipedia.org/wiki/Taiga
Case Study 1
https://microbewiki.kenyon.edu/index.php/Frankia
https://www.intechopen.com/books/actinobacteria-basics-and-biotechnological-applications/frankia-as-a-biodegrading-agent
Róbert Blaško's doctoral thesis: https://www.researchgate.net/publication/270578207_Plant-Microbe-Soil_Interactions_and_Soil_Nitrogen_Dynamics_in_Boreal_Forests/download
Case Study 2
Timo Pakkala, Jani Pellikka & Harto Lindén's article: https://www.researchgate.net/publication/228850429_Capercaillie_Tetrao_urogallus_-_A_good_candidate_for_an_umbrella_species_in_taiga_forests
https://www.birdingbed.no/en/theme-pages/capercaillie-lek/
https://www.ephotozine.com/photo/capercaillie-lek--cairngorms-33772948
https://wildtaiga.fi/en/product/capercaillie-and-black-grouse-lek-2/
http://wyocoopunit.org/projects/umbrella-species-project
Case Study 3
Openstax Biology
http://www.torontozoo.com/ExploretheZoo/AnimalDetails.asp?pg=666
https://www.nwf.org/Educational-Resources/Wildlife-Guide/Mammals/Snowshoe-Hare
https://www.coolantarctica.com/Antarctica%20fact%20file/wildlife/Arctic_animals/arctic_hare.php
https://www.wallpaperup.com/169596/lynx_wild_cat_winter.html
Sleeping Sayan
Sleeping Sayan photo by Irina Baranova!!!
https://www.rbth.com/travel/2017/01/17/5-tales-of-siberias-indigenous-peoples_682578
http://siberiantimes.com/other/others/features/f0200-hanging-rock-defies-gravity-above-a-1000-metre-abyss/
https://eng.russia.travel/objects/322682/
http://www.sayanring.com/glossary/sleeping_sayan_eng/
Cycles
http://wxguys.ssec.wisc.edu/2018/07/09/lightning/
https://www.sciencedirect.com/topics/earth-and-planetary-sciences/ammonification
http://archive.bio.ed.ac.uk/jdeacon/microbes/nitrogen.htm
https://www.thoughtco.com/what-is-the-nitrogen-cycle-607607
Biomass
https://theearthproject.com/biomass-pyramid/
https://en.m.wikipedia.org/wiki/Biomass_(ecology)
https://m.youtube.com/watch?v=wGfOoRrICto
Human Impacts
https://www.sciencedirect.com/science/article/pii/S138993411730535X
https://www.src.sk.ca/blog/how-climate-change-will-shape-future-canadas-boreal-forest
https://www.sciencedirect.com/topics/earth-and-planetary-sciences/pioneer-species
https://www.fossweb.com/delegate/ssi-foss-ucm/Contribution%20Folders/FOSS/multimedia_ms_1E/WeatherandWater/climatefactors/regions/taiga/index.html
https://globalforestatlas.yale.edu/boreal-forest/land-use/mining-boreal-tar-sands
https://www.wri.org/blog/2014/07/tar-sands-threaten-world-s-largest-boreal-forest
https://wiki.bugwood.org/HPIPM:Mountain_Pine_Beetle