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Why is Global Warming still being debated?
It's really a rhetorical question.
Take Al Gore out of the mix. Take the media and the now hip green movement out of the mix.
Keep in mind that most people know that the Earth has gone through a natural process of climate change since the beginning. Concentrate on whether or not it has been influenced by human behavior.
Now go to Google Scholar, or whichever search engine you prefer for scientific papers, and look up scientific studies about global warming. You can search by year of publish.
The earliest reference I found where it was theorized that humans have an impact on global warming was from 1900. Yes, that says 1900. There are thousands from 1900-2000. Note the dates.
After doing that, what are your opinions?
Wow. Eleven answers, and only two addressed the question.
15 Answers
- 1 decade agoFavorite Answer
Global warming is still being debated due to how large the problem is. It is a global problem which could have a variety of causes. People blame green house gas emissions, notably carbon dioxide. However, there has been some research done which indicates there were high levels of CO2 during previous ice ages. There has also been discussion of solar flares causing global warming, with charts being made to correlate this information.
There is a massive amount of conflicting information, and this is why it is still debated. Personally, I believe the planet cycles through climate changes due to natural reasons. I would have to see more evidence of CO2 emissions having an effect, rather than the graphs that I have seen which do not indicate such a correlation.
- Anonymous1 decade ago
Just this year researchers have made several discoveries. Roy Spencer found a negative feedback over the tropics that he identified as the "Infrared Iris Effect" hypothesized by Richard Lindzen.
http://blog.acton.org/uploads/Spencer_07GRL.pdf
It became clear that much of the observed warming is not real but is an artifact of poorly sited weather stations. Anthony Watts is leading an effort to photograph weather stations so scientists can determine which ones are good quality. So far, they have photographed 1/3 of US stations and found that 85% of them have an artificial warm bias. Other nations are thought to have a greater warm bias than the US. Up to half of the observed warming appears not to be real
http://gallery.surfacestations.org/UCAR-slides/ind...
Some years ago (because scientists knew the temp record was not reliable), Roger Pielke proposed using ocean heat content as a better metric for measuring global warming. This new metric has been used by both skeptics and mainstream climatologists.
http://climatesci.colorado.edu/2006/07/11/global-h...
Just recently Stephen Schwartz of Brookhaven National Lab calculated a new estimate of climate sensitivity using a combination of ocean heat content and surface temps. He calculation shows that global warming will not result in any catastrophes.
http://www.ecd.bnl.gov/steve/pubs/HeatCapacity.pdf
Until this year, the most the skeptics could say is "You have not proven your case. You have not proven that the recent warming is caused by man."
Now skeptics say "The science has proven the theory wrong. AGW is real but will not be catastrophic."
- Anonymous4 years ago
each Climatologist permit you to appreciate the Earth's temperature has been lots warmer and chillier than that's now. there replaced into an Ice Age and it warmed up, there replaced right into a Mini Ice Age in simple terms 500 years in the past and it particularly is been warming up ever on account that. the business Revolution replaced into no longer around for the period of those classes. NASA comments by way of fact of image voltaic Flares the solar is the main well liked it particularly is been in over one hundred years. There are no vehicles on the solar. international warming is inflicting ice to soften on Mars. There are no vehicles on Mars. hundreds and hundreds of learn and experiments coach that greater carbon dioxide produces greater constructive culmination, vegetables, timber and extremely very nearly any form of vegetation. multiple the temperature advance happened till now 1940 (till now maximum carbon dioxide replaced into released by ability of vehicles and factories) the nice and cozy year of 1998 replaced into brought about by ability of El Nino. starting to be a member of the Kyoto Protocol might value the united kingdom approximately £4 hundred Billion in keeping with annum and can have in simple terms approximately no consequence on earths temperature.
- BobLv 71 decade ago
I've done a lot more than that.
The scientific evidence that says it's real and mostly caused by us is overwhelming.
It's being debated some, for a few reasons. There are a very few skeptical scientists.
Many lay people think it's a political issue, and they're suspicious of anything said by liberals or environmentalists, no matter how many scientists also say it.
There's a lot less controversy about this is the real world than there is on Yahoo answers:
http://www.worldpublicopinion.org/pipa/articles/ho...
And vastly less controversy in the scientific community than you might guess from the few skeptics talked about here:
http://en.wikipedia.org/wiki/Scientific_opinion_on...
http://www.sciencemag.org/cgi/content/full/306/570...
"There's a better scientific consensus on this [climate change] than on any issue I know... Global warming is almost a no-brainer at this point. You really can't find intelligent, quantitative arguments to make it go away."
Dr. Jerry Mahlman, NOAA
Good websites for more info:
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- SamiamLv 41 decade ago
I didn't look over the journals, and I apologize for not doing so, but I'll tell you what I have learned in school over the last two years. Fossil fuel burning has put more CO2 out in the natural cycle and no CO2 is being lost. That tells us more CO2 is available to hold in heat. That is my opinion, and my professors have also stated that 1900 was the beginning of our output, so I believe you are most definitely correct on that count. I think everyone should come together and try to solve the problems, instead of argue our way to our demise.
Similar to Sid above, I was born in Galveston, TX (island), and do believe that it will be under water in the next 100 years, and it hurts just thinking about it.
- LMurrayLv 41 decade ago
Here is what we know: Blacktop (roads and parking lots) and buildings heat cities; Air pollution causes lung (And other) diseases, deforestation (causing more destruction -duststorms, hurricanes/cyclones all increasing deforestation) and destroys the ozone layer while heating earth surface; fires cause mud slides, deforestation and pollution-more heating surface temperatures; CFC's destroy the ozone layer raising skin cancer rates and killing off endanger species and increased surface temperatures; lighting produces ozone near the surface and raises air pollution levels-more heating, the suns increased magnetic field are causing increases in earthquakes (more destruction), volcanoes (wow), sun spots and more heating. Cars, airplanes, ships and most electricity production causes pollution, warmer temperatures and destruction...But most of this is in our control outside of the sun (Volcanoes and earthquakes are part of the sun magnetic strength): We need to fix it! That is why I founded CoolingEarth.org an geoengineering web sight.The Mayor's are on the right track, we can have control and economic growth. The fed gov is way out of step. We also need a pollution surcharge to balance the field and advance new technologies. Where we are with global warming has never happened before. CO2 has never lead to temperature change, but temperature change has led to increases in CO2. so the models are having to be made without any evidence!
- Anonymous1 decade ago
Well stated. However, there isn't any debate.
The protestations of crackpots who can't--or wonlt accept the fact that man-made global warming is proven science does not constitute a "debate." It is merely the noisy rants of some people making fools of themselves.
- 1 decade ago
it wa s BS in 1900 its BS now
BTW bob is a moron who has NO IDEA what hes talking about because he gets all his info from wikipedia ( he secretly adds it himself) he has a gore shrine in every room in his house and he thinks cars are monsters that want to kill us in our sleep.
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BTW BTW the US and British governments have both condemned the idea that our land will be underwater, it is a physical impossibility to happen in 40 or 50 years it would take thousands and it would be caused naturally just like it was last time the earth heated up...on its own.....stupid idiot liberals if you had half a brain you would be more dangerous than a WMD (btw btw btw saddam had plans for a nuclear doomsday that were found, suck it libs he had plans that would have killed us all.)
- Anonymous1 decade ago
It shouldn't be debated. I know earth has gone through a cycle of climate change, but there is a matter of air pollution. Most scientists believe that air pollution is contribution to Global Warming. And that's caused by...HUMANS!!
- Anonymous1 decade ago
sad ! in my opinion the concept of GW is just bluff. just another bluff. do not think that americans are the only talanted creatures on earth. they just play on the tricks. they throw a stone in water and make you count the ripples ! so BOB go out doors and plant some trees. well let me know how much u get paid 4 this stupid GW and who actually pays u ? is it US ? !