Tackling Global Warming Cheaper Than Ignoring It
Coryoth writes, "In a report commissioned by the UK government, respected economist Sir Nicholas Stern concludes that mitigating global warming could cost around 1% of global GDP if spent immediately, but ignoring the problem could cost between 5% and 20% of global GDP. The 700-page study represents the first major report on climate change from an economist rather than a scientist. The report calls for the introduction of green taxes and carbon trading schemes as soon as possible, and calls on the international community to sign a new pact on greenhouse emissions by next year rather than in 2010/11. At the very least the UK government is taking the report seriously; both major parties are proposing new green taxes. Stern points out, however, that any action will only be effective if truly global."
Also of some note is the fact that we are all going to die. ...but yeah, 5 percent, lets do something about that...
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The primary method of fighting global warming suggested in this article is to increase taxes! Globally! It staggers my mind to think how many people might think this is a good idea. Giving politicians more money will save no one.
This needs extensive scientific research and international co-operation. Unfortunately, the Bush administration is openly hostile to both.
The only way to correct for something like this is through taxation etc, where the law can be applied and force better behaviour.
Engineering is the art of compromise.
Ignoring problems is the new American Way. We're doing the same thing with [...] solving the root cause of global terrorism.
Nonsense. George Bush was very clear after 9/11 in saying that "terrorists hate the USA because it is a land of freedom".
Assuming that George Bush was correct in this assessment, he has done far more to combat terrorism than any other US President in recent history.
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I remember Stephen Hawking saying something about global warming [...] can somebody find the direct quote for me?
It was probably something along the lines of "Why are you asking me about global warming? I'm a physicist. If you have questions about global warming, go ask an atmospheric scientist."
Note: "smart guy" != "expert in everything".
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If a job's not worth doing, it's not worth doing right.
Didn't you know that Bush is the cause of all things good, even when he's not? The sad thing is it takes away any shred of credibility that his supporters have.
That's an interesting assertion. The point of the report is that this precise question was studied in great depth by a well respected economist (Stern was a former chief economist for the World Bank), and that the results of all that detailed anaylsis is that, in fact, it is far more expensive to learn to cope with a warmer planet. I fail to see how you dismiss that result quite so easily - especially given that you have not read the report (it is not officially released till tomorrow).
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This is from the article:
The article does not say when that is supposed to happen, and like everybody else here I haven't read the 700-page report that the article refers to, only the article itself. What I do know is that if the current world response to climate change doesn't change for the better soon, then you will start to see real consequences in the next several decades. If you don't plan on being alive 10-30 years from now (depending on the data you're relying on), then, well--I hope your life was successful and fulfilling. For the rest of us, we have a very real global problem on our hands that will become at least partially realized within our lifetimes. And you better believe we will be picking up the tab for it.
Yet he has no training in climatology.
This is also false. Climatology is also actually a multidisciplanarian field; relying in part on the disciplines of anthropology and biology for gathering its evidence.
It is also false argument that scientists from one field cannot criticise the work of scientist in another field. Sciences overlap and math is math. I've always found it interesting that many climatologists reject critcism of their statistical methods by statisticians, because the statisticians are not climatologists.
Any high school student has the right challange my assertions that gravity is an accelerative force. In fact, I demand that my students make every attempt to gather data on their own in order to disprove the allegation.
There is no authority in science. Only data.
People who have no training in a subject, and refuse to submit their work to peer review (instead publishing cheap paperbacks) should be ignored.
Well, there ya go. You have eliminated almost the entire field of climatology in one swell foop.
KFG
In what way is it so terribly inefficient?
Startup costs? Well, all one does is dig a hole and drop the seedling tree in. It's possible for one person to plant more than 300 trees an hour with the right equipment. How much does that cost, maybe 20 cents per tree? The land needs to be acquired as well. There's plenty of waste land that can be used, like the land near freeways. It will require a lot of land, but that's the only major resource that would be required. When compared to the billions of dollars of farm subsidies that the US already pays to agriculture producers, a subsidy for growing trees would be small by comparison.
There won't be maintenance costs, except for possible subsidies to private growers. The costs when the tree needs to be replaced won't be great either.
Such conversion is what trees are good at. Why invent useless technology when natural means are already available that can do what is required for less cost? The big cost in the conversion will be the energy. The energy input in your equation has to come from somewhere, and when noncarbon energy is in short supply that is an important consideration. Trees capture the energy for free.
The only thing necessary for the triumph of evil is for good men to do nothing. - Edmund Burke
...and make the problem much, much worse. Increased albedo is a huge problem, from the light-gray scars that mark the existence of cities to the reduced dark green of the world's forests due to logging. Increasing the Earth's albedo leads to increased desertification--and the worst part is, this is a positive feedback cycle because increased desertification leads to increased albedo.
The best solution for roofs is not painting them white, but turning them green. Cover as many flat roofs as possible with plant cover, and increase evapotranspiration. Stop paying farmers not to farm, and pay them to grow hemp instead. Use hemp to replace all wood pulp and wood fiber applications, especially paper, and save millions of acres of trees, not in tropical rainforests, but in temperate rainforests, where the problem is just as dire.
The central problem with global warming is not the temperature in itself; it's the mechanism that is raising the temperature, which is primarily an increase in certain atmospheric gases. We don't need half-baked ideas involving producing millions of gallons of toxic paint, which will worsen the problem at every stage from the production of the paint, to its effect on albedo, to the contamination that will inevitably result from improper application and cleanup. We need to focus on reducing greenhouse gases. Period.
For the record, IANAEE (Environmental Engineer), but I will be in nine months.
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Trees are not permanent carbon sinks. On timescales of several decades, they release the carbon they have stored right back into the atmosphere, as they decompose, or are burned in clear cutting or natural fires. At best they buy us 20-50 year to figure out how to deal with the problem, and at worst they accelerate global warming by reducing the albedo at crucial latitudes. There are many other good reasons to plant trees, but as a panacea to global warming, nothing can match simply not releasing the excess carbon in the first place.
...Plant more trees?
(I hope that's what you're really suggesting here, it seems that way)
Please, for the good of Humanity, vote Obama.
>uncertain climate science
Actually, no. As An Inconvenient truth points out, out of 900+ reports on global warming, the number of scientists that disagree with the issue and the number of reports that find their are uncertainties is 0%. On the other hand, it goes on to show that the number of news articles in the media that claim doubt is well over 50% (63% from memory but don't quote me on that). It then moves on to a US govt official (now resigned) who had deliberately edited documents to add uncertainty to help confuse the public and help them continue to avoid the issue. It compares and contrasts with 1950's smoking adverts "most doctors smoke Camel brand' and the Tobacco industry leaked documents where they state they are deliberatly trying to add uncertainty to the mix to stop people giving up smoking. Basically, the politicos have no apatite for stopping people doing what they like to do i.e. waste energy, drive big cars etc. and they're trying to sow doubt to put off them having to force the issue during their tenure.
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>Yet he has no training in climatology. This is also false. Climatology is also actually a multidisciplanarian field; relying in part on the disciplines of anthropology and biology for gathering its evidence.
From which it does not follow that anyone trained in biology or anthropology can automatically claim to "have training in climatology." OP is quite correct in stating that Crighton has no training in climatology.
There is no authority in science. Only data.
That is naive on two levels, firstly intepretation of data is not either uncontroversial or a matter of individual preference. Authority in Science consists mainly of the outcomes of debates conducted in scholarly journals, and unlike debates conducted in other fields (such as politics) these debates do yield definitive outcomes. Unless you can bring some original work as a conference or journal paper challenging that authority, you are in no position (scientifically) to disagree.
Secondly, data does not exist in isolation from scientific authority. What is measured, or what measurement even means are themselves subject to the scientific authority of the day.
The sad fact is, much as we like to think we can be knowledgible about absolutely everything, in reality we are not expert scientists, jurists, philosophers or whatever, and most of what we (as non-experts) have to say is just so much junk. This is why I no longer argue the science of GW with anyone, I tell them to go find a good scientific abstracting service.
Any high school student has the right challange my assertions that gravity is an accelerative force. In fact, I demand that my students make every attempt to gather data on their own in order to disprove the allegation.
Call me old-fashioned (I am), but I think you are doing your students a disservice by importing this kind of liberalism into science. This kind of attitude is the reason so many people have a difficulty with scientific authority. This is why people think they are entitled to draw their own conclusions in regard to topics like GW. But in assuming they have the wherewithall to draw any sensible conclusion, they are deceiving themselves. I know this is a big call, but the only conclusions the lay public should entertain are conclusions drawn by experts in the field, who have both the knowledge and the analytical ability to do so.
When I did my science degree I was basically told to shut up and learn, anything I could say while I was still an undergraduate not conducting original work, would simply be impertinent. Tough, illiberal, but basically true.
You have eliminated almost the entire field of climatology in one swell foop
Now this is the point where I tell you to find a good scientific abstracting service ...
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