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Lecture 1

ENR 2100 Lecture Notes - Lecture 1: Donald Johanson, Ardi, Ardipithecus

5 pages95 viewsFall 2017

Environment & Natural Resource
Course Code
ENR 2100
Brian Lower

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Introduction to Environmental Science (ENR2100)
The Ohio State University, Columbus, Ohio, USA
Professors: Brian H. Lower, Ph.D. & Steven K. Lower, Ph.D.
Teaching Assistant: Tyler Lower
Intro Environmental Science
Australopithecus afarensis "Lucy"
skeleton (AL 288-1).
Institute of Human Origins:’s-
Ardipithecus ramidus "Ardi" skele-
ton (ARA-VP-6/500). Science
October 2009, 326 (5949): 36-40.
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Human Evolution!
Lucy is 3.2 million year old fossil that could walk on two legs and Ardi is a 4.4 million year old fos-
sil that could walk on two legs and climb trees. Both were discovered in Africa and provide a
great deal of insight into human evolution on Earth.
Watch/read the following:
1. Watch “Finding Lucy” (scientific name is Australopithecus afarensis), Dr. Donald Johanson describes
the discovery of Lucy. PBS. Read Lucy’s Story in the material provided at Arizona State University
Institute of Human Origins’ homepage. !
"! !
2. Watch “Ancient Human Ancestors: Walking in the Woods” (walking on two legs makes humans
unique). PBS. Two anthropologists, Dr. Tim White and Dr. Owen Lovejoy, describe “Ardi” (scientific
name is Ardipithecus ramidus) a early hominid that made the transition to bipedalism. !
3. Watch “An Interview with Tim White”, a paleoanthropologist that help discover the 4.4 million year old
fossil named Ardi.!
4. Read the article “Ardi, Oldest Human Ancestor, Unveiled” written by Jennifer Viegas for Discovery
News and published on November 27, 2012. This article is provided on the following pages.!
5. Watch “Discovering Ardi” from Discovery. Watch the five videos (a-e) below. There are eight video
clips at this site, feel free to watch all eight, but at the very least you need to watch these five video
a. Discovering Ardi: Bringing Ardi to Life !
b. Discovering Ardi: Bringing Ardi Back !
c. Discovering Ardi: How Old is Ardi? !
d. Discovering Ardi: How Ardi Walked !
e. Discovering Ardi: Ardi’s Feet #
Intro Environmental Science
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