Carbon Monoxide, Lead, and Ice Cores

Feb 4, 2014
Groundhog Day 2014 was Sunday.

Today's free response is 1999 #3. 

Habitable planet has a video on evaluating climate data from ice cores. The powerpoint for chapter 16 doesn't really cover this. You need to add this to your notes. This video can be viewed at:

http://learner.org/courses/envsci/unit/text.php?unit=12&secNum=1

You want to start around 8 minutes.

Chapter 16 is due next Friday.  Valentine's Day, 2/14/2014.