|These audio/visual presentations below target the intellectually curious who want to understand the science behind Global Warming.|
|Human Activities Cause Global Warming & Skeptics Objections||Why most scientists think humans are causing global warming and a discussion of the objections of the few scientists who are climate skeptics.|
|Climate Science Background||A recommended tutorial for most viewers. Consider opening a second window for the background material and refer to it when needed.|
|Glacial Cycles 1-4||Time records of the past.  Climate and Economic Feedbacks.|
|Glacial Cycles 5-9||Orbital Forcing.  Is another Ice Age coming?|
|Prepared by Clark Weaver
of Maryland College Park.
Last updated on 30 September 2010.