Redigerer Yngre dryas (avsnitt)

== Referanser og noter ==
<references>
<ref name="Litt">Thomas Litt, Karl-Ernst Behre, Klaus-Dieter Meyer, Hans-Jürgen Stephan und Stefan Wansa: ''Stratigraphische Begriffe für das Quartär des norddeutschen Vereisungsgebietes.'' Eiszeitalter und Gegenwart (Quaternary Science Journal), 56(1/2), 2007, S. 7-65 {{ISSN|0424-7116}} [http://quaternary-science.publiss.net/issues/54/download (PDF-Download)]{{død lenke|dato=mars 2018 |bot=InternetArchiveBot }}</ref>
<ref name="Niedersachsen">{{Kilde www |url=http://www.lbeg.niedersachsen.de/download/1015/Quartaerstratigraphie_von_Niedersachsen_und_benachbarten_Gebieten_2007_.pdf |tittel=Das Quartär in Niedersachsen und benachbarten Gebieten (PDF) |besøksdato=2016-12-20 |arkiv-url=https://web.archive.org/web/20160304050143/http://www.lbeg.niedersachsen.de/download/1015/Quartaerstratigraphie_von_Niedersachsen_und_benachbarten_Gebieten_2007_.pdf |arkivdato=2016-03-04 |url-status=død }}</ref>
<ref name="b2k">b2k = før år 2000</ref>
<ref name="Kennett">D. J. Kennett, J. P. Kennett,. A. West, C. Mercer, S. S. Que Hee, L. Bement, T. E. Bunch, M. Sellers, W. S. Wolbach: ''Nanodiamonds in the Younger Dryas Boundary Sediment Layer.'' Science, Vol. 323, No. 5910, S. 942, Januar 2009 [http://www.sciencemag.org/cgi/content/abstract/323/5910/94 Abstract] (engl.)</ref>
<ref name="Dalton">Rex Dalton: „Blast in the past?“, in: ''[[Nature]]'' 447 (7142), 2007, S. 256-257. {{DOI|10.1038/447256a}}</ref>
<ref name="University">Carey Hoffman: [http://www.uc.edu/news/NR.asp?id=8625 ''Exploding Asteroid Theory Strengthened by New Evidence Located in Ohio, Indiana''] {{Wayback|url=http://www.uc.edu/news/NR.asp?id=8625 |date=20080731170933 }}, dato 2008-02-07, University of Cincinnati.</ref>
<ref name="Daulton">{{cite journal| last = Daulton | first = Tyrone L. | authorlink =  | coauthors = Pinter, Nicolas, Scott, Andrew C.
 | year = 2010 | month = August | title = No evidence of nanodiamonds in Younger–Dryas sediments to support an impact event
 | journal = PNAS Early Edition | volume = 107 | issue = 34 | pages =  | doi = 10.1073/pnas.1003904107  | pmid =  | arxiv = | id = 
 | url = http://www.pnas.org/content/early/2010/08/26/1003904107.full.pdf+html | format =  | accessdate =  | quote= }}</ref>
<ref name="Pino" >{{Kilde artikkel
| forfatter=Mario Pino m.fl.
| tittel=Sedimentary record from Patagonia, southern Chile supports cosmic-impact triggering of biomass burning, climate change, and megafaunal extinctions at 12.8 ka
| publikasjon=Scientific Reports
| utgivelsesår=2019
| bind=9
| side=4413
| doi=10.1038/s41598-018-38089-y}}</ref>
</references>