016 What Killed the Dinosaurs?
This week we look at various scientific theories (and evidence) as to why the dinosaurs went extinct (the story has changed!). And as a bonus, we scratch the surface of mass-extinction as a whole.
1). PBS asteroid hypotheses: http://www.pbs.org/wgbh/evolution/extinction/dinosaurs/asteroid.html
2). PBS volcanism hypotheses: http://www.pbs.org/wgbh/evolution/extinction/dinosaurs/volcanism.html
3). PBS competition hypotheses: http://www.pbs.org/wgbh/evolution/extinction/dinosaurs/mammal.html
4). Comos Magazine new asteroid evidence: https://cosmosmagazine.com/palaeontology/new-evidence-supports-asteroid-theory-of-dinosaur-extinction
5). BBC five mass extinctions: http://www.bbc.co.uk/nature/extinction_events
6). Holocene extinction: https://en.wikipedia.org/wiki/Holocene_extinction
7). National Geographic “volcanoes then asteroid killed the dinosaurs”: https://news.nationalgeographic.com/2018/02/what-killed-dinosaurs-volcanoes-asteroid-earth-science/
8). Science News for Students: https://www.sciencenewsforstudents.org/article/dinosaurs-extinction-asteroid-eruptions-doom