Bill, I think there is a lot of guessing going on
about the global warming. I saw an article
about the man who started the Weather
Channel and he said that global warming
scientist and politicians are a long way from
being factual. He as much said that it was
a hoax.
2007-11-20 04:23:07
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answer #1
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answered by Anonymous
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As Keith said, we are not at the point in our orbital cycle that typically leads to an increase in temperature.
The sun-spot cycle is strong right now, but not intense enough to have been responsible for the warming observed over the past few decades.
This basically leaves greenhouse gas emissions, which have changed the climate in the past, and right now humans are releasing far more than any natural sources.
In fact, one of the most major ice ages, one that actually resulted in a " snow-ball Earth" with ice at the eqautor, was ended by natural releases of greenhouse gases, exactly what we're putting into the atmosphere right now.
2007-11-20 10:21:19
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answer #2
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answered by Anonymous
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Earth's axis tilt & orbt is the main cause of global warming & cooling according to the article by Michael Schirber, LiveScience Staff Writer. The unknown factor is how much humans contribute as to the speeding up or slowing of this phenomenon known as global warming. Now if this is used to cause the human race to find a more permanent environmental friendly fuel source then it looks like a win win situation.
2007-11-20 02:11:12
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answer #3
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answered by bear5521 2
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Global warming is a natural cyclical event that takes place over tens of thousands of years. Man's Industrial Revolution of these past 150 years as served to accelerate the process, thus not giving man, plants and animals sufficient time to adapt to climate changes.
Smoke-belching factories, vehicle emissions, coal mining, oil drilling, over fishing of the oceans, air and water pollution, landfills, natural gas exploration, destruction of rain forests and mangrove forests, and a host of other modern man-made developments have contributed to the problem, which is indeed a serious threat to future generations. If we cannot adapt quickly enough to these climatic changes, we will not survive. If we human beings believe that global warming is just some kind of passing fancy that won't affect us, we only demonstrate our naivete'. If we believe that the extinction of polar bears, remote Eskimo tribes, dolphins, millions of insect species, rare frogs in the Amazon, or tsetse flies has no effect on our lives, we're incredibly condescending. Modern man has not been a good steward to this Earth, over which we were given dominion. We have squandered the planet's resources for our own arrogance, avarice and hubris. Our great-grandchildren will suffer for our squalor. -RKO- 11/20/07
2007-11-20 03:28:12
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answer #4
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answered by -RKO- 7
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If we knew what caused the ice age, whether it was natural or unnatural, we may be able to say what could've possibly ended it. The ice age seems unnatural to a planet such as this one, because various factors such as the heat of the sun and the natural carbon levels in the atmosphere make it impossible to freeze over unless by some unnatural force they were lacking. The meteor theory seems to explain it correctly, and once the dust cleared the sun would've thawed the planet once more, returning it to a natural state which has been quite consistent up until the time our race introduced technology which has been a major contributor to an unnatural global warming today.
I don't believe that anyone could give you a straight answer without estimation or theory as to why the ice age ended though, because we weren't there.
2007-11-20 03:14:20
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answer #5
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answered by Lucid Nature 2
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Global warming is not "only" caused by humans, other factors warm the earth as well, like volcanic eruptions, but humans are not helping the matter at all. Since we have no control over volcanoes but do have control over our own life styles that is why the focus is on what humans can do to slow the problem.
2007-11-20 01:47:15
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answer #6
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answered by prplhootershtr 2
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It has been known for a long time that ice ages, and inter-glacial periods, are triggered by small changes in Earth's orbit called Milankovitch cycles (by astronomers) or "orbital forcing" (by climatologists).
Since Earth's orbit can be computed for thousands of years into the past and future, we also know that orbital forcing peaked 6000 years ago during the Holocene Maximum, and has been slowly cooling the planet since then. Here's the science:
http://www.sciencemag.org/cgi/content/abstract/207/4434/943
Therefore the current warmth has nothing to do with the natural cycle that causes ice ages, and must have another cause.
2007-11-20 05:14:38
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answer #7
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answered by Keith P 7
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Humans aren't the only cause of global warming, however our contribution is undeniable.
Weather is the interaction of 3 things, air, water vapor and heat. It is the temperature differences on land and oceans that contribute to weather changes.
Climate specialist and meteorologists can only be as accurate as the inputted data. Unfortunately there was errors in surface temperature monitoring and it is assumed that the earth absorbs the sun's rays.
The reality is that the sun's rays are generating extreme heat so meteorologists are missing important data. Go to http://www.thermoguy.com/globalwarming-heatgain.html and see the actual generation of surface heat.
At the link you will see how we are generating heat close to boiling temperature on the ground and that is both dangerous and not natural.
2007-11-20 02:36:48
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answer #8
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answered by Anonymous
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Of course they can answer that. Do you really think climatologists are too stupid to know the Earth goes through natural cycles of warming and cooling? They fully understand the natural cycles which created, and then brought the Earth out of the last ice age.
Since they fully understand these natural cycles, it allows them to understand that the current warming trend is NOT caused completely by the natural cycles, and therefore must be caused by something else...man
2007-11-20 03:08:23
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answer #9
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answered by Sordenhiemer 7
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No one has suggested that only humans can cause global warming. The point is that the CURRENT global warming is caused by humans. Taht is proven science--and discussing what happend thousands of years ago is irrelevant.
Thee is no "debate" about global warming and it's causes. NOr is anyone going to help the "skeptics" pretend there is.
2007-11-20 02:16:42
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answer #10
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answered by Anonymous
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I am not a Global Warm-monger, since I do not believe in global warming, but I'd like to take a stab at an answer: Thay cannot answer questions like yours because Global Warming is a religion, not a science. It needs people to convince others that it is really hapenning; when all one has to do is read up on history and see the truth. It doesn't matter if one believes in the Theory of Evolution or the Creation as told in the Bible, this world is full of circles: the circle of life, the rotation of the tilted earth and the earth's wobble on it's orbit as it circles around the sun - and those have been proven by science. When and where was the hottest temperature recorded? 136 F at Al' Aziziyah, Libya in September of 1922. It's a seasonal thing - over many centuries, where the earth will get hotter and colder. Not to mention that anyone who believes that we can destroy this earth is very arrogant! Global warming is not the same as the Greenhouse Effect, neither. There are people now making lost of money off of the scare or threat of global warming's effects with new light bulbs and companies that supposedly plant trees somewhere and yet these same people have huge energy-consuming houses and fly private jets all over the world just to tell everyone about the dangers of this so-called global warming phenomenon, which, if you go by their thinking, only contributes to the problem. Global warming is a scam and a "lifestyle choice" and right up there with cults. don't believe the hype. I'd like to see one of them answer this question honestly myself, but I doubt that you will get a STRAIGHT FORWARD answer out of any of them. Just my opinion
2007-11-20 01:59:50
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answer #11
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answered by dtxn 1
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