Is there really such a thing as global warming?

Buy or Sell: There is no such thing as "Global Warming"?

  • please explain why you think Global Warming is real or just a bunch of liberal propaganda.

  • Answer:

    Global warming is a fact but this is a very common cycle. First year in geophysics you are taught that the earth is on an elliptical path around the sun, when the elliptical cycle is closer to the sun, it's warmer; i.e. medieval warm period. And further, the earth is colder; in the Victorian cold period people ice skated on the river Thames in winter and often until late march. Its all simple physics. Every couple of hundred years we experience the extremes of the cycle. We may of contributed to the warm period happening a little faster but only by a fraction of a percent. Our greenhouse gasses are dwarfed in comparison to those produced by volcanoes every year. Not even noticeable. The reason for all this talk on global warming is really to scare people into stop demanding the use of the finite fossil fuels. These fossil fuels including the heavy metals used in nuclear reactors will run out quickly at today's consumption rates. We still need sources for future scientific and large scale building projects so now is the time to stop. In order to change society thinking the powers that be seem to think you have to shock, just like on the cigarette boxes. Otherwise would we really give a **** if future generations didn't have the certain scientific benefits that will be discovered about these finite substances (space exploration, nuclear power, etc....). Were still going hell for leather on the rain-forests, how much info have we lost there. Maybe there is some other alternative motives.... I'm open If anyone has any.

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Yes - keep telling that right wing lie... it keeps the billionaires polluting right down to the end. And then when you can't live anymore and are starving, they'll get on their jets and leave the country for someplace better. But you will have served the Rich - and isn't that what being a right winger is all about?

Vulcan

The North West Passage is open in the summer time for all shipping. How did all that ice melt? You can now book a cruise going through the NWP.

Bill

All right, I will bite. First, I do not think it is a liberal propaganda thing so much as a case of religious fervor, zealousness (the proponents simply do not recognize the religious aspect of their belief). I am what you certainly would call very liberal yet I find the idea of man-made global warming to be very poorly demonstrated. To be very brief (not possible, sorry), climate change is a natural condition of the earth system. There is extensive evidence of climate variation over the short term (decades to centuries) and long term (millions of years), both from the historical record and geological evidence. The AGW (man made warming) idea is based on the assumption that CO2 content will greatly affect global climate. The people that think this way have generated complicated computer programs (models) to try to demonstrate that this is true. A basic presumption in those models is that the presence of CO2 changes is an important cause of climate change, so one should not be surprised that the models actually show this to be true (it was the assumption).. It turns out that the models are the only true "proof" of man's role. There is nothing else that shows this. Not a single fact. So I must conclude that the proof is not demonstrated. In my extensive experience, computer modelling of complex systems are very unreliable in detail, although they are quite useful for general trends and increasing understanding of important factors to processes. One would think that the models used for climate behavior would also be viewed in this respect, given the enormous complexities involved in climate behavior. Instead, there is a strong propensity to take the output as a true indication of probable real behavior, and this is very much a leap of faith. I do not trust that leap, I do not have that faith (faith brings me back to religion, in case that wasn't obvious). Given that climate variation is a natural aspect of reality on earth, it strikes me that concluding that non-natural processes are important requires extraordinary proof. Instead, we get a proof that appears to be circular in concept. Not at all sufficient. I won't even go into the "bad" versus "good" argument. Let us just say that I would consider it wrong to assume that man happened to find himself at the ideal climate just at the same moment he discovered that climate is not immutable (not unchanging). If we were not at the ideal climate at that given time, then clearly there must be something better (more ideal), and the only way to get to that would be through change. I do not know what type of change would be better or worse for the planet and its life (I am not pretending godhood). But I doubt that the screaming about CO2 warming is as bad as it is claimed.

busterwasmycat

Its minus 22 outside what are you talking about

Richard Lennox

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