7 Things We Don't Know About the Ocean

The ocean covers 70% of the planet, but humans still don’t know very much about it. In this episode, Hank discusses seven mysterious ocean topics.Hosted by: Hank Green----------Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow----------Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Justin Ove, Accalia Elementia, Kathy & Tim Philip, Kevin Bealer, Justin Lentz, Fatima Iqbal, Linnea Boyev, Tomasz Jonarski, Chris Peters, Philippe von Bergen, Will and Sonja Marple, and Mark Terrio-Cameron.----------Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow----------Looking for SciShow elsewhere on the internet?Facebook: http://www.facebook.com/scishowTwitter: http://www.twitter.com/scishowTumblr: http://scishow.tumblr.comInstagram: http://instagram.com/thescishow----------Sources:The Ocean Floorhttp://www.scientificamerican.com/article/just-how-little-do-we-know-about-the-ocean-floor/ http://oceanservice.noaa.gov/facts/exploration.htmlhttp://www.abc.net.au/news/2014-09-27/deep-sea-volcanoes-discovered-in-search-for-mh370/5774122http://www.nature.com/news/gravity-map-uncovers-sea-floor-surprises-1.16048 http://science.sciencemag.org/content/346/6205/65 https://www.ngdc.noaa.gov/mgg/bathymetry/predicted/explore.HTML#sat_alt http://www.slate.com/blogs/bad_astronomy/2016/01/14/gravity_map_of_the_ocean_floor_reveals_new_features.html Beneath the Seafloorhttp://science.sciencemag.org/content/349/6246/420 http://science.sciencemag.org/content/349/6246/376 http://www.sciencemag.org/news/2015/07/its-going-pluto-and-seeing-mcdonalds http://www.sciencedaily.com/releases/2013/12/131208085304.htm Brine Poolshttp://oceanexplorer.noaa.gov/explorations/02mexico/background/brinepool/brinepool.htmlhttp://blogs.scientificamerican.com/artful-amoeba/playing-in-a-deep-sea-brine-pool-is-fun-as-long-as-you-re-an-rov-video/http://www.nautiluslive.org/blog/2014/07/08/brine-pool-dive-overviewhttp://www.joyeresearchgroup.uga.edu/research/deep-sea-extreme-environments/cold-seeps/brine-seeps/brine-seep-microbial-observatory Milky Seashttp://biolum.eemb.ucsb.edu/organism/milkysea.html http://aem.asm.org/content/72/4/2295.fullhttp://www.nrl.navy.mil/content_images/07FA6.pdf http://www.pnas.org/content/102/40/14181.full.pdf http://www.abc.net.au/news/2015-05-19/sea-sparkles-put-on-sensational-light-show-in-southern-tasmania/6480996Unidentified Soundshttp://oceanexplorer.noaa.gov/technology/tools/acoustics/acoustics.html http://www.wired.co.uk/news/archive/2012-11/29/bloop-mystery-not-solved-sort-ofhttp://www.pmel.noaa.gov/acoustics/http://www.pmel.noaa.gov/acoustics/sounds/upsweep.htmlhttp://www.pmel.noaa.gov/acoustics/sounds/bloop.htmlThe 52Hz Whalehttp://www.pmel.noaa.gov/acoustics/whales/sounds/sounds_52blue.html http://www.nytimes.com/2004/12/21/science/21whal.html?_r=3http://www.smithsonianmag.com/smart-news/maybe-worlds-loneliest-whale-isnt-so-isolated-after-all-180955005/?no-isthttp://www.slate.com/blogs/wild_things/2014/08/27/_52_blue_the_loneliest_whale_in_the_world.htmlAbyssal Gigantismhttp://link.springer.com/article/10.1023%2FA%3A1012336823275http://www.zmescience.com/science/biology/deep-sea-giant-creature/https://universe-review.ca/R10-35-metabolic.htm http://jeb.biologists.org/content/215/12/1995