Web Links
7. Mass extinctions and biodiversity loss
There are many web sites about mass extinctions. Some of the best include:
http://en.wikipedia.org/wiki/Extinction_event
http://www.peripatus.gen.nz/paleontology/extinction.html
http://park.org/Canada/Museum/extinction/extincmenu.html.
Box 7.1
Read more about rarefaction at:
http://www.tnstate.edu/ganter/B412%20ExtraRarefaction.html
and carry out calculations in the software PAST, at:
http://folk.uio.no/ohammer/past/
or find an online calculator at:
http://www2.biology.ualberta.ca/jbrzusto/rarefact.php
http://biome.sdsu.edu/fastgroup/cal_tools.htm.
Box 7.2
Websites about the Permo-Triassic mass extinction include:
http://palaeo.gly.bris.ac.uk/Palaeofiles/Permian/intro.html
http://www.pbs.org/wgbh/nova/sciencenow/3318/01.html
http://www.le.ac.uk/gl/ads/SiberianTraps/EndPermianNew.html
http://palaeo.gly.bris.ac.uk/Russia/Russia.html
http://en.wikipedia.org/wiki/Permian-Triassic_extinction_event.
Box 7.3
Website about the Cretaceous-Tertiary event include:
http://en.wikipedia.org/wiki/Cretaceous-Tertiary_extinction_event
http://palaeo.gly.bris.ac.uk/communication/KT.html
http://miac.uqac.ca/MIAC/chicxulub.htm
