Topic
#3 Part II On Quantifying Global Change: Time Series (cont.) &
Footprints
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PDF ]
Aug 27, 2012
In class today we did the following:
1. Dr H imvited students to consider being a PRECEPTOR: see: http://fp.arizona.edu/kkh/nats101gc/how.htm
2. Dr H gave a presentation on Topic #3 Quantifying Global Change PART II to continue last Friday's lecture.
These videos and graphics were shown in the presentation:
TREND & VARIATION
http://youtu.be/e0vj-0imOLw
"DOWN THE UP ESCALATOR"
Short term cooling spells within a longtern overall warming trend
http://www.skepticalscience.com/graphics.php?g=47
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Example of time series with
TREND, "STEP CHANGES" and PERIODICITY
(regular oscillations)
http://www.skepticalscience.com/going-down-the-up-escalator-part-2.html
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Carbon Dioxide back 800,000 years
http://youtu.be/SXHDwdd7Tf8
What is Ecological Overshoot?
http://www.footprintnetwork.org/en/index.php/GFN/page/video_overshoot_explained/
http://www.footprintnetwork.org/en/index.php/GFN/page/calculators/
ALSO:
Be sure you've filled out and turned in your short background form. You will be administratively dropped from the course if I don't get your form in soon. See previous Class Follow Up links for access to the background form.
IF YOU MISSED CLASS TODAY:
Review the presentation for Topic #3 Part II that you missed (by clicking on the presentation link above) & view the various links to short videos and graphics shown in class.