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If Global Warming or AGW is real, are we to expect LESS tropical cyclones? Also, for those that make landfall?

are they expected to be more powerful?

BQ: What are your thoughts on this video (questions inspired by video)?

http://www.youtube.com/watch?v=8pa8duiMiS0

NOTE: Information (additional) is found in the description bar below the video.

BQ: Have you ever visited this channel? And did you find it useful?Insightful? Disappointing?

http://www.youtube.com/user/greenman3610

Update:

EDIT: Thunderfoot's channel is pretty good too.

Update 2:

EDIT 2: Gladiator, what you posted is irrelevant to what I asked for. Address the question. I'm not asking if typhoons or cyclones existed in the past or present.

I'll post the questions once more.

If Global Warming or AGW is real, are we to expect LESS tropical cyclones? Also, for those that make landfall are they expected to be more powerful?

You either answer yes, no, or an in between answer. You can provide facts as you fit, you don't have to. Though it is recommended if you want a higher chance of being selected as best answer.

Update 3:

EDIT 3: Sorry, replace the * existed* portion with * were identified or created*.

5 Answers

Relevance
  • 1 decade ago
    Favorite Answer

    Yes, the video you linked did a very good job summarizing the scientific findings. The frequency of hurricane formation is very tricky because global warming causes higher sea surface temperatures, which causes more and stronger hurricanes to form, but it also increases wind shear, which disrupts hurricane formation. Most likely hurricane formation frequency will decrease, but because of the increasing temperatures, those which form will be stronger. And there's evidence that this is already happening.

    http://www.nature.com/news/2008/080903/full/news.2...

    Greenman (Peter Sinclair and his climate crock of the week) is the only YouTube channel I visit on a fairly regular basis. He does an excellent job discussing scientific papers and debunking popular climate-related myths.

  • bill j
    Lv 6
    1 decade ago

    It depends on who you ask. Proponents of GW predict both more and less hurricanes and tornadoes. They also claim they will be both stronger and weaker. The ocean levels will rise somewhere between a few inches and 200 feet. There will be more cloud cover and less. Huge rainfall / floods and also droughts. I have also heard some of them claim that an increase in global warming will result in lower temperatures, more snowfall and an increase in the size and number of glaciers.

    I was recently watching a show about Alaska. Seems the permafrost was melting in a native village and only in the immediate vicinity of the village. The village was slowly sinking into the mud but walk out 100 yards in any direction and the ground was frozen. The experts went on to tell me the damage to the permafrost was not because of the village and waste heat of the people but because of global warming. Now I am not an expert in climate studies but it seems to me that the "global" in global warming would include areas outside the village. They then show me a glacier about 200 miles away that was not just surging but super surging. It is growing so rapidly it is killing the bedding areas of the local fish and destroying the fish population. It is also interfering with the shipping lanes. And what was the cause of all this extra ice formation and the unheard of growth of the glacier? Why global warming of course. This is what the "experts" tell me. What amazes me is they can say things like this with a straight face.

    Maybe this is why so many people have trouble with the GW theory. The only "proof" the "experts" have is manipulated data and outright lies. It kinda reminds me of the deforestation "experts" in the 1980's. They kept screaming about how we were killing all the trees that produced oxygen and how we all would die if we didn't stop murdering trees. It turns out America has an almost embarrassing surplus of trees. More trees grow every year than we cut down for the past 200 years. The only time America had a shortage of trees was in the 1890's because of steam trains. Coal was rare in the west and many trains burned wood. But the shortage was local and short lived.

    But it's OK if you want to believe in global warming. Many people believe Elvis is still alive and we rarely laugh at them in their face. We generally wait til they are out of ear shot so they won't get their tender little feelings hurt. And most people will do the same for you. I am sure you can find someone who agrees with you to give your 10 points to. That will be much easier than doing real research and having an open mind to the facts.

  • JimZ
    Lv 7
    1 decade ago

    Expectations and claims can be two different things. It is hard to know what alarmists expect. If it warms, that is global warming. If it cools, it is still warming. Tropical cyclones are not consistent in strength or number. Warming has different effects on hurricane formation and it isn't well understood. One important factor is temperature gradient. Increased greenhouse gases should reduce the temperature gradient if you evaluated in the simple way that alarmists typically do. We don't know how much our CO2 emissions have affect temperature so there is no way we could predict how much our emissions have affected temperature even if we knew how much changing temperature affected tropical cyclones which we don't. Summary: We don't know.

  • 1 decade ago

    typhoon paths tropical cyclones were already identified around the planet many years ago, though (nowadays) modern technogy allows these natural disasters/calamities it can be created.

    So now where can we put in your question on the whole picture?

  • Jeff M
    Lv 7
    1 decade ago

    potholler and greenman3610 are actually two of my favourite youtubers along with Thunderfoot.

    Current scientific thinking, as was stated in pothollers video, is that the number of hurricanes will dcrease due to increased wind shear while those hurricanes that do form will be stronger due to increased sea surface temperatures.

    http://www.sciencedaily.com/releases/2007/04/07041...

    http://www.metsul.com/__editor/filemanager/files/2...

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