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LETTER
Can we stop global warming?
18/09/2007 08:47  - (SA)  

Want to know more?
Answerit can help.

Dear Editor,

I'm not very popular with my friends for being a global warming sceptic, but the truth of the matter is I'm open to both views and - not being a scientist - there's no way I could really have a educated view on the subject.

That, however, doesn't stop me from having an opinion. I believe that the contribution of CO2 from humans is significantly smaller than what is generated by the planet, and from the little research I have done I must say that not even scientists can agree on out impact. In fact pro-global warming scientists receive more airtime at the moment than anti-global warming scientists so debate is not open on the subject.

My main argument is that at the moment the earth is in a receding ice age so nature is warming the planet anyway. This happens between each ice age - if not there would only be ice ages - plus the most chaotic system known to man is the weather.

How can we, based on 150 years of temperature measurements, predict the future or even analyse the present? Some of the hottest weather in history occurred in the 1940s anyway.

If you look at the amount of damage just one volcano can do to our CO2 levels you'll see that our impact pales in comparison. There was a super volcano that blocked out the sun and covered the earth with acid and ash, sending the earth into an ice age over 20 000 years ago. This left a two-mile thick glacier over most parts of North America, effectively destroying all vegetation in the northern hemisphere.

The earth recovered from that by heating up, didn't it? Mt St Helens in one eruption created more CO2 than the industrial revolution did, never mind the constant CO2 emissions from the oceans mid-Atlantic ridges and eruptions all over the globe. Plus CFCs, CO2, ozone and the like are natural occurrences. If they weren't the earth would be 30 degrees colder and inhabitable.

I'm not saying our pollution isn't causing some damage, and yes it is adding to the problem, but I don't believe our contribution will in 150 years change a 4.5 billion-year-old weather system that has changed more times than we can imagine.

Our impact is to the local ecologies and wildlife, the quality of air we breathe and the poisoning of rivers and lakes. But as far as changing the earth's climate I don't know.

We do have to conserve energy because it is a finite element. We must lessen our pollution because we are harming the environment but putting money into stopping global warming will only make a few scientists rich.

Lets put our efforts where they are needed and not into something that is as real as the 1970s ice age predictions.

Brett
Centurion

- News24



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  Finally,
18/09/2007 08:57
At long last someone with some a brain. Just like you I'm not very popular for my anti global warming views. But I fully agree. We as humans make way to much of our own importance. Our true effect on the quality of the earth is really only miniscule. If the world powers rather focus on more pressing issues like poverty, the current energy crisis and wars, the world will already be a more healthy place to raise our children - Phil
 
  CO2
18/09/2007 09:02
Brett...I can see your point, but consider this. Dark objects...absorb more heat right? Of course I'm right, it's simple logic. This is why the ice caps are important, cos they reflect heat. Anyway...take a drive 100km's or so out of the populated areas of Gauteng. Upon your return take notice of the cloud of brown muck hanging over the metropolitan areas. It's consistently there. I'm not a scientists either, but I don't need some dweeb in a white coat to put 2 and 2 together here. Savvy? - King
 
  Then read more..
18/09/2007 09:06
Just a quick correction, CFC's (Chlorofluorocarbons) are man made and way more damaging to the ozone layer than CO2. The point here is not just that we are meddling with the climate systems and effecting change similar to nature's own, we are introducing new man made elements and factors that, so far, have never played a role in climate change. Are you a gambling man, Brett? - Rouie
 
  no one is interested...
18/09/2007 09:06
The global warming issues will never be resolved, this is one of the ways we have cooked our own goose. As long as there is money to be made, no one is interested what happens to earth. People just go on an on and on, like bitching about the crime rate in SA...nothing will ever be resolved. - Lily-Annamarie-White
 
  Agreed
18/09/2007 09:08
I tend to agree with you on this one, although it is definitely not the most popular viewpoint to have. I reckon you're in for some flack from the greenies among us. You probably won't change anyone's opinion, but kudos for submitting this. - Chr1s2 (www.goonsquadonline.com)
 
  not alone any more
18/09/2007 09:12
Bravo! I agree wholeheartedly. I applaud you for having the guts to air that. - superduper
 
  I'm not alone..
18/09/2007 09:16
I also have the view that global warming, while possible, is far from provable, and definitely not predictable. Hole in the ozone layer, y2k bug: alarmist scientists with mildly correlating data or a constantly changing computer model get incredible amounts of tabloid press time. This obviously doesn't encourage research to investigate the opposite. Anyway, they all agree that if it is happening we can't do anything about it anyway unless we decrease everyone's quality of life by about 50%. - Andreas
 
  Watch
18/09/2007 09:20
Watch the inconvenient truth, a documentary about global warming. It will open your eyes, and change the way you look at things - Dawid
 
  Furthermore...
18/09/2007 09:23
The theory of terraforming, say for example Mars, would involve firstly polluting it to increase the planet temperature. Terraforming of course making it habitable for humans. That alone says a lot. All the controversy around global warming is no doubt caused by greedy corporations who want to keep on polluting. All in all it's rather irrelevant, because it's a little too late for us anyway, we should've stopped polluting a long time ago. - King
 
  Quite right
18/09/2007 09:23
I'm a Geologist, and I agree with you. The earth has gone through these cycles since long before humans could hold tools. Maybe we do have an impact on the climate, but I think it's rather minor. The human race can very vain, to think we tiny little things could destroy an antire planet. - Petra
 
  rather be safe than sorry
18/09/2007 09:32
With processes like combustion oxygen are depleted at a higher rate and CO2 are formed at much larger scales.How many humans respiration rates(oxygen required) are equal to one car?and one powerstation?it all adds up and with all the evidence of our planet heating up(glaciers melting/kilimanjaro exposed) dont you think its better to be safe than sorry as this is the only habitable planet we to thus far know of in the known universe!Greed always have a negative impact holistically. - anon
 
  Not educated?
18/09/2007 09:32
As you say, you are not educated on the matter. I am sure that if you are as open-minded as you say you are, and you do a bit more research, you will change your mind. I think many people have the gut feeling that global warming seems far-fetched or abstract. But the scientific evidence is very solid. I suggest you take a look at the three reports released by the UN?s Intergovernmental Panel on Climate Change. - Jack
 
  Thankfully
18/09/2007 09:36
Thankfully there is someone else that can see that most of the hype about coolant CFC's and CO2 is commercially driven. It is like the anti-nuclear energy brigade that advocates danger with a limited knowledge on the subject. The volcano example wrt the volume of pollutants is spot on. The fires started in the middle east oil fields did more damage than how many cars? Put things into pespective B4 shouting the odds. - Graham
 
  Re Global Warming
18/09/2007 09:36
I am so glad to see there are others out there who see the whole issue of global warming the same way I do. Yes, sure, we are not doing any good to the quality of our lives, but it is extreme arrogance on the part of humanity (and mainly it seems to be a politically motivated thing) to think we are making any real difference to the weather patterns of the globe. Long after homo sapiens have come and gone, and the cockroaches are running the show, the planet will still be happily ticking along. - Greig M
 
  Well said Brett...
18/09/2007 09:38
Brave man, Brett for bringing your view point up. I agree with it. There's just not enough data collected over the past 150 years or so to indicate unequivocally that man is solely responsible for the apparent climate change we observe. Geologically, there is plenty of evidence from the rocks to show that Earth's climate has changed, sometimes drastically, millions of times over the ages. Currently, there is some evidence of warming, but I, too, am a sceptic that it is man-induced. - Unbeliever
 
  Carbon dioxide
18/09/2007 09:39
The evidence for global warming is staring everyone in the face - if you only cared to look. CO2 concentrations in the atmosphere are rising (go to the Scripps Institute website and look at the Keeling Curve for Mauna Loa - Mt St Helens doesn't have any impact on the data. Sea levels are rising, glaciers and ice sheets are melting, among a host of other effects. There is plenty of evidence if you LOOK. Why do you behave like ostriches? - Arthur - scientist
 
  USA: Kyoto protocol? No thanks.
18/09/2007 09:39
Don't you think it odd, that USA, first world and industrial country with the highest emissions declares that smaller third world countries with a quarter of the production capacity to stop emitting CO2. Makes one wonder... Oppress the meek and struggling and carry on building their empire. Another scare tactic... To obtain world domination. - MP3
 
  The heat is on
18/09/2007 09:39
Thanks for proving again that a little knowledge is far more dangerous than none at all! The level of CO2 in our atmosphere is higher now than ever before. Fact. Human consumption and destruction contributes to this (whether 5% or 50%). Fact. CO2 causes global warning. Fact. So what do you not understand? - Theki Mtish
 
  Wake up and realise....
18/09/2007 09:46
What Petra?It seems you might be too vain to admit you contribute to the problem.That's what annoys me,too many people think ag,I'll just use 50 halogen bulbs to light my fancy house ,I won't make much of a difference. Wake up Sandton dolls,you take your light switches for granted. Soon,because you use darn too much electricity and don't give a damn you'll be without electricity altogether and be crying because you can't use your hairdrier.We can't change the world,but we can make a difference. - Kerry
 
  sceptic
18/09/2007 09:47
I agree Brett, but I think a lot of people get the issues mixed up.Nobody is denying global warming, however the issue is whether or not global warming is occurring as a consequence of human activities. I firmly believe its just part of a bigger cycle of global weather patterns.Remember that the Karoo was once a huge swamp, and I don't think there were a lot of factories and industries around back then. - witseun
 
  I AM HAPPY
18/09/2007 09:48
I am glad you wrote this. Well done! Global warming is taking place but you may be right on the real reasons. CO2 is removed or balanced by vegetation especially forests and these are disappearing. Global warming precedes Ice Ages and that is scary. Some say it takes a few hundred years to start, some as quick as 20 years and some say it is a 24 hour wave that engulfs the planet instantly. Mamoets from the previous one were found in the Siberian Ice with green vegetation still in there mouths. - Christiaan
 
  References please?
18/09/2007 09:50
Okay, so your argument is that we've had some devastating volcanic eruptions but life continues regardless? Wow. That's a tad glib. - biobot
 
  Fashion Scientists...
18/09/2007 09:51
In the seventies, scientists believed we were entering a new ice-age. I didn't believe that. In the eighties, it was all about the ozone hole over the Antarctic - at the time based on very few years of observation - and attributed to emissions of CFCs in northern hemisphere by developed countries. I didn't believe that either. Now the ozone hole is supposed to be closing - glibly attributed to reduced CFC emissions in those countries. Again, I don't believe it. Now its global warming... - Unbeliever
 
  I AM HAPPY...
18/09/2007 09:53
Global Warming is real! If we ignore it we would be taking a gamble but if we assume that it is only caused by human activity we are doing the same thing. We need to understand the complete system and take appropriate action or we as humans plus life in general may be under heavy threat. - Christiaan
 
  Let's act!
18/09/2007 09:54
I agree somewhat,the earth is unto it's own and we cannot control natural occurences but we can help to curb or change them.Humans pollute the earth more than they care to realise & it's the poorer people who suffer most.Candles and paraffin for light and cooking,smoke inhalation,fire damage,all because the government won't put it's hand in it's pocket & enforce/aid in solar systems instead of Eskom making empty promises. SA is doomed. This is the land of eternal sunshine goddamit. - Solar Star
 
  How can we keep these dumb workers living constantly in fear?
18/09/2007 09:54
First lets deplete the worlds resuources by taking out all of it, then, once we've reached saturation point, lets make sure the poor sods who have never benefitted from any of the wealth we've accumalated over generations, feel as if their little uno spewing out exhuast fumes, is the reason the earths ice caps are melting. Shame on you...now if only we can make some more money out of this.SIMPLE RULE OF THUMB..Always follow the money trail and see whos family gains the most from all the hogwash. - tazo
 
  Rather Safe Than Sorry
18/09/2007 10:06
Brett you are right. Quite clearly you are not a scientist and shouldn't be writing 'factual' stories about which even real scientists can't agree. Pumping pollutants into the atmosphere can't be good. Lets rather not do it. - Spud
 
  Don't be shortsighted
18/09/2007 10:10
Things crack before they break. What must happen before anybody wakes up? Global warming is just one of the more serious consequences of our over-consumption. How long do you think we can go on over-exploiting and raping the resources? There is no bottomless pit. Just look at all the animals that we killed off in this last few decades. It is time we start living in a balance and harmony with that is what around us, including other people, else we will inevitably lead to our own self-destruction. - Anwar Daniels
 
  Climate Change
18/09/2007 10:15
Brett, thank you for an enlightening article. I could not agree more with your point of view. I think people confuses two issues on the debate: 1st one being Climate Change - which scientific research and credible data suggest is proving to be a reality - I do not dispute that. What I do take with a pinch of salt (like I did the Y2K circus), is the supposed human influence on Climate Change. Point in case, what influence did humans have on the previous ice-age or climatic change event? - Stefan
 
  psuedoscience
18/09/2007 10:20
Mt St Helen's produced approximately 1 million tonnes of Carbon Dioxide when it erupted in 1980; South Africa produces 450 million tonnes of CO2 a year from fossil fuels. The easiest position to hold with respect to climate change is to sit on the fence of denialism, fed by pseudoscientific statements. Minimising man-made climate change will require sacrifice from everyone with enough money to be on the internet; it will never be an easy viewpoint to genuinely hold. - Geoff
 
  global warming
18/09/2007 10:25
What people do not know water vapour make up 95% of greenhouse gases and CO only abit more than 2% .CO mcontributes so little to green house gasses,the fact that water vapour is such a domminant greenhouse gas all arguments should have ended about weather CO is responsible for global warming .Humans could not even change global temperatures even if they wangted and any Party that preaches cutting CO to stop global warming is only doing so for some politcal reason they are not letting on to . - adrianus
 
  20-20 hindsight
18/09/2007 10:25
60-Odd years ago, there was another catastrophy in the making. At that stage it was still relatively easy to prevent, but no-one wanted to get involved and made themselves believe there was no crisis. Why is it that people choose to be reactive, instead of pro-active? I agree somewhat - global warming a part of the earth's natural cycle of heating and cooling. But our actions are just adding fuel to the fire. Time to act, and clean up our messes. - Stephan
 
  Global Warming...
18/09/2007 10:44
Who cares... I mean really... Screw it... We as ants cannot make a difference. Its the grass hoppers with the money, the control, that should care.. If they dont, i wont. Simple. - Sonny
 
  ignorance is bliss
18/09/2007 10:46
I dont think that so many countries of the world would have signed the kyoto protocol if they were'nt concerned about the issue.The montreal protocol banned the use of CFC's ozone is very frail and thin and protects us from UV rays.Do you really think they graphically editted images to show how the ozone is depleting and the hole getting bigger?The homo sapien species are the only species that can bring this planet to its knees, Einstein said "our technology has now surpassed our humanity". - anon
 
  So ignorant
18/09/2007 10:52
Brett, there's temperature & other scientific data spanning back 1000's of years... all locked up in ice cores, drilled from the bowels of Antarctica & glaciers elsewhere. Do some research of your own before posting your ill-informed speculations here, where all the ignorant masses can cheer you on for your "talking sense". - Jaco
 
  helping while surfing
18/09/2007 10:58
For those that realized that global warming is a problem and want to help, you can use www.blackle.com it is a google search engine with a black background.It saves energy because a black background uses less current in the LED's..it saved over 200000 Watt hours already.Does someone know +- how many coal power stations are there around the world? - anon
 
  Just Do It
18/09/2007 10:59
I actually do not care if it is true or not, I just think it is vitally important that we start taking responsibility for the way we live. It does not have to be major things, why not just recycle or make compost from your garden waste? You will be surprised how good you feel driving to your local pick-it-up with your plastic, cans bottles and paper just knowing that at least you made a contribution to a cleaner and better way of life. Why must everything always be scientifically proven? - Newly Converted
 
  response
18/09/2007 11:01
I not saying we must consume more resources, I believe our pollution does affect our environment. But polluting a species of dolphin to extinction in china and changing the earths climate is 2 separate issues. For every scientist on the net that supports global warming you'll find another scientist that doesn't. The earth went through a mini ice age a couple of centuries ago, and now its just warming up a bit. No human involvement necessary. - Brett
 
  Keep talking...
18/09/2007 11:05
I'm glad that such a topic can make its way to such a forum where everything is always about race, corruption, crime and other inconsequential topics in the greater scheme of things. As for global warming its real!! - climate change scientist!!
 
  The Proof of the Pudding
18/09/2007 11:08
The very fact that global warming is so much more of a political issue than it is a scientific issue, is to me, reason enough to be sceptical. Sceptical doesn't mean your head is in the sand, it means you wish to exercise caution lest you act in haste and do more harm than good. Those that disagree with Brett here are very much repeating what you hear in the major media. Have you researched it yourself, or are you just a headline parrot? Seriously, I'm asking. - Darryl
 
  Small changes
18/09/2007 11:11
To those inclined to think we are too insignificant to cause major changes to something such as global temperatures. Get yourself infected by a virus, and see what damage that little bugger can do. To think that humans can't drastically affect something as obvious as their own habitat, is not only shortsighted but naive. - King
 
  ROUGHLY HOW IT WORKS
18/09/2007 11:11
In the earth's younger days there were much more CO2 than now. Vegetation and trees gradually removed the CO2, stored the C in its structure and gave the atmosphere it share of O2 back. Over time vegetation grew and were destroyed but a lot of it got stored in what we know today as fossil fuels. The removal of that CO2 made earth habitable, now we are putting it back. Let us never forget that! But I still like the open approach to this subject! - Christiaan
 
  thanks Brett
18/09/2007 11:12
Brett, and other who replied, I am relieved that there are other people out there who can look at the evidence, and make an informed opinion about the environmental pseudo-religious hype that is going on. Just a thought - what would happen to the yearly $500 billion environmental industry if they didn't have global warming? Let's face it - environmental groups have it in their best interest to have us living in fear of so-called global warming and climate change! - Naks
 
     
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