How Earth Recycled a Mountain Range

Go to http://Brilliant.org/SciShow to try out Brilliant’s Daily Challenges. Sign up now and get 20% off an annual Premium subscription.Mountains take can take billions of years to form, but the Adirondack Mountains got ahead by recycling itself.Hosted by: Stefan ChinSciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at http://www.scishowtangents.org----------Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow----------Huge thanks go to the following Patreon supporters for helping us keep SciShow free for everyone forever:Alisa Sherbow, Silas Emrys, Drew Hart. Jeffrey Mckishen, James Knight, Christoph Schwanke, Jacob, Matt Curls, Christopher R Boucher, Eric Jensen, Adam Brainard, Nazara, GrowingViolet, Ash, Sam Lutfi, Piya Shedden, KatieMarie Magnone, charles george, Alex Hackman, Chris Peters, Kevin Bealer, Jason A Saslow----------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:https:blogs.agu.orggeospace20180626new-study-offers-new-evidence-for-how-the-adirondack-mountains-formed https:www.northcountrypublicradio.orgnewsstory624120160128the-adirondacks-new-mountains-really-old-rocks https:adirondack-park.nethistorygeological.html https:apa.ny.govAbout_Parkgeology.htmhttps:www.adirondackcouncil.orgpageblog-139newsthe-adirondacks-rock-part-1-the-beginning-1070.htmlhttps:agupubs.onlinelibrary.wiley.comdoifull10.10292018GL078438 https:www.adirondack-park.nethistorygeological.htmlhttps:ucmp.berkeley.eduprecambrianproterolife.htmlhttps:www.sciencedirect.comtopicsearth-and-planetary-sciencesanorthositehttps:www.adirondackalmanack.com201009adirondack-geology-some-fascinating-rocks.htmlhttps:www.nature.comarticlesnature08317https:geology.comrocksigneous-rocks.shtmlhttps:www.nps.govparkhistoryonline_booksgeologypublicationsbul1493sec4.htmhttps:agupubs.onlinelibrary.wiley.comdoifull10.10292018GL078438https:earthobservatory.nasa.govimages41277late-fall-in-the-adirondack-mountainsImageshttps:www.istockphoto.comphotomt-algonquin-and-heart-lake-gm481865364-69675529https:www.istockphoto.comphotowhiteface-mountain-adirondacks-new-york-gm488261603-39211164https:www.nasa.govfeaturenasa-selects-teams-to-study-untouched-moon-sampleshttps:www.istockphoto.comphotoanorthosite-gm176041867-10177613https:www.istockphoto.comphotoalpine-view-from-summit-of-a-46er-adirondacks-new-york-gm610674432-104882105https:www.istockphoto.comphotoadirondack-mountain-textures-gm1011833826-272609547https:www.istockphoto.comphotoalpine-landscape-wilderness-in-adirondack-mountains-new-york-gm1256220454-367743973https:www.istockphoto.comphotonear-the-top-of-mount-marcy-gm1203845458-346159861https:www.istockphoto.comphotohigh-peaks-sunset-panorama-from-mount-jo-gm610257886-104737643https:www.istockphoto.comphotoausable-lake-summer-panorama-gm610257438-104737035https://commons.wikimedia.org/wiki/File:Grenville-Extent.png