Quote:
Originally Posted by SVOboy
I am currently in a class working with global warming and taught by an environmental economist. Other than this, my only sources of information have been my own research.
By her account, and those I have read, most reputable scientists believe humans have affected the earth's climate. The debate now is how significant our impact is/how much GHG corresponds to how much warming corresponds to what actual effects.
There is no question that there is more GHG in there air than otherwise would be, and when looking at 1000 year world temperature charts, most people will agree that current temperatures are spiking much more quickly and going much higher than they did during the natural fluctuations in the past.
*shrug*
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<begin rambling mode>
First, let me say that I am undecided, but skeptical on the issue of human activity induced global warming. However, I do believe that humans are changing the environment rapidly, and without knowing the exact consequences of those changes...especially the developing world.
That said, I do have a few questions to share...not looking for a flame war, but have never gotten what feels like an honest answer when I have asked instructors/academics directly. Heck, when I was a student in Public and Environmental Affairs at Indiana University I got kicked out of a class for asking the first couple...so much for debate and learning. :-)
1) What is the definition of global warming?
2) What is the baseline figure used when measuring the extent of global warming?
3) What are the natural cycles, and all natural factors and their in influence on global temperatures?
4) What is the margin of error when determining temperatures in the past?
5) What is meant by "a reputable scientist"? (this keeps popping up all over the place)
6) Who actually decides that a scientist is reputable?
7) What percentage of scientists that believe that humans are responsible for global warming are considered "reputable" versus the scientists that do not believe that humans are responsible?
8) What happened to scientific debate in this matter? (if someone disagrees, they are immediately labeled and dismissed)
9) Is the link between Green House Gases and Global Warming still a scientific theory, or has it progressed to scientific law?
10) What should be done to reduce global warming?
11) What steps have the scientists personally undertaken based on #10?
12) (personal pet peeves) If Kyoto is a good idea, why are developing countries allowed to continue to increase their production of GHG's?
13) (personal pet peeves) Aren't GHG's that are emitted from "developed" countries just as harmful as GHG's emitted by "developing" countries?
<end rambling mode>