Today

1
Todays Plan

• Logistics
• Dr. Tom Ricciardi coming next Monday to discuss
  next reading assignment
• Reading Assignment for Monday Catastrophe Ch. 5,
  6, 7
• Turn in Carbon Footprint Assignment
• Next time take-home essay test (one-week to do)
• Finish Field notes on a Catastrophe Ch. 3, 4
• Group Activity
• Discussion
• Time at end to hand back work, etc.
• Mentor Session all at 5 in PSU Ballroom

2
Chapter 3 (continued)

• Freshwater ice from snow fall, on land
• Unlike melting sea ice, changes sea level
• Greenland Ice 23 ft rise in sea level
• Sea level timeline
• Pacific NW Glaciers
• Research at PSU
• Some comparisons (slide 11, 16, 21)
• What models have been introduced in readings?
• What animal models what computer/mathematical
  models

3
Groups Activity

• Each group assigned a model organism or computer
  model
• EVERY member of group should take their own notes
  and prepare to present for two minutes in a
  future group on this topic
• For your model you need to know
• What is the main point illustrated by this model?
  (e.g. this was on the last quiz)
• What are the details of your model system that
  illustrate this main point?
• How is this main point connected to Global
  Warming?
• Is it a good model for illustrating the main
  point? Can you think of a better one?
• 8 groups of 4 (count off)

4
Group Models

• Group Assignments
• Groups 1, 2 Thermohaline Circulation
• Groups 3, 4 Significance of Comma Butterflies
• Groups 5, 6 Golden Toads
• Groups 7, 8 Mosquitoes (Wyeomyia smithii)
• Now form new groups, each group has one expert on
  each model
• Present for 2 minutes each with 1 minute for
  questions

5
Catastrophe Group Follow-up

• Thermohaline Circulation (N. Atlantic)
  (worldwide)
• 8,200 years ago thermohaline disruption?
• Comma Butterfly of England
• Golden Toad (Monteverde Cloud Forest)
• Wyeomyia smithii Mosquito
• Video
• Polar Bears vs. Mosquitoeswho is doing better
  and why?
• Phenotypic Plasticity vs. Natural Selection

6
Todays Plan AT END

• Hand back all work
• Discuss answers/grading
• BE SURE TO KEEP ALL YOUR WORK (Paper and
  Electronic copies)
• Today all mentor sessions going to Al Gore
  Webcast Party
• PSU President Wim Wiewel will speak, along with
  Noelle Studer-Spevack of PSU's Sustainability
  Office, and Nick Fish of Portland's City Council.
  WITH FOOD AND DRINK
• Not to promote a particular party
• http//events.powervote.org/powervote/events/show/
  8711or just www.pdx.edu
• How many cannot meet at 5 pm instead of 6 or 7?
• Reading Questions for Ch. 5, 6, 7