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The wind isn’t what it used to be. Scientists say surface wind speeds across the planet have fallen by as much as 25% since the 1970s. The eerie phenomenon – dubbed ‘stilling’ – is believed to be a consequence of global warming, and may impact everything from agriculture to the liveability of our cities. It has taken more than a decade for scientists to get a handle on stilling, a term coined by Australian National University ecohydrologist Michael Roderick in 2007.
Wind speeds around the world seem to be decreasing in a phenomenon known as ‘stilling’ and European scientists are hoping to find out why.
Few people have probably noticed, but the world’s winds are getting slower. It is something that cannot be picked up by watching the billowing of dust or listening to the rustle of leaves on nearby trees.
Instead, it is a phenomenon occurring on a different scale, as the average global wind speed close to the surface of the land decreases. And while it is not affecting the whole earth evenly, the average terrestrial wind speed has decreased by 0.5 kilometres per hour (0.3 miles per hour) every decade, according to data starting in the 1960s.
***IMPORTANT INFORMATION***
Sort of, but not exactly. You are confusing cause and effect, on several levels. Wind, and the movement of weather systems, is governed by pressure differentials.
Slower wind speed cause storm systems to linger in spots longer causing them to gain strength and intensity. It also means the cold fronts will move slower over areas allowing for longer periods of colder air to ang out in an area (also this clearly means that warmer area of pressure will also hang out in areas too)
Roderick takes a more telescopic view: air movements are powered by differences in temperature at different places. The bigger the difference between warm and cold air, the stronger the wind. One effect of global warming is to flatten those differences. The poles are warming faster than the equator, winters are warming faster than summers, and nights warming faster than days. “Everything becomes more uniform,” Roderick says.
originally posted by: Guyfriday
originally posted by: Guyfriday
For the purposes of this thread I will be using data from these two sources:
1 Cosmos Magazine
2 Horizon Magazine
From 1;
The wind isn’t what it used to be. Scientists say surface wind speeds across the planet have fallen by as much as 25% since the 1970s. The eerie phenomenon – dubbed ‘stilling’ – is believed to be a consequence of global warming, and may impact everything from agriculture to the liveability of our cities. It has taken more than a decade for scientists to get a handle on stilling, a term coined by Australian National University ecohydrologist Michael Roderick in 2007.
From 2;
Wind speeds around the world seem to be decreasing in a phenomenon known as ‘stilling’ and European scientists are hoping to find out why.
Few people have probably noticed, but the world’s winds are getting slower. It is something that cannot be picked up by watching the billowing of dust or listening to the rustle of leaves on nearby trees.
Instead, it is a phenomenon occurring on a different scale, as the average global wind speed close to the surface of the land decreases. And while it is not affecting the whole earth evenly, the average terrestrial wind speed has decreased by 0.5 kilometres per hour (0.3 miles per hour) every decade, according to data starting in the 1960s.
So why does this matter? Slower wind speed cause storm systems to linger in spots longer causing them to gain strength and intensity. It also means the cold fronts will move slower over areas allowing for longer periods of colder air to ang out in an area (also this clearly means that warmer area of pressure will also hang out in areas too)
One of the assurtions is that global warming has slowed the winds, but the same scientiists have also made statements that reflect on the issue of not really knowing whats causing the issue. My question here is;
"With wind speeds globally slowing down, will governmental agencies finally start to accept that nothing can really be done about the weather, or will they use this as an excuse to fine and fee us for more money?"
***IMPORTANT INFORMATION***
While there is a questionable conspiracy about this situation, it should be noted that wind speeds are in fact causing more unknown issues with the weather then people first thought possible. That's the reason why I placed into this forum the underlying issue is a reflection on scientists not fully knowing what they are saying, but still trying to grasp the full picture of what's going on with our environment.
Not really.
Look up Global Dimming which is also a 'near' concurrent effect of global warming.
Such as? But you know that the vast majority of the planet is signatory to the ENMOD treaty?
And other patented weather modification techniques being used as weapons and other unknown reasons.
originally posted by: neo96
Bull and crap.
IF global warming was the 'culprit' wind speeds would be magnified, not slowed.
originally posted by: FyreByrd
originally posted by: Guyfriday
For the purposes of this thread I will be using data from these two sources:
1 Cosmos Magazine
2 Horizon Magazine
From 1;
The wind isn’t what it used to be. Scientists say surface wind speeds across the planet have fallen by as much as 25% since the 1970s. The eerie phenomenon – dubbed ‘stilling’ – is believed to be a consequence of global warming, and may impact everything from agriculture to the liveability of our cities. It has taken more than a decade for scientists to get a handle on stilling, a term coined by Australian National University ecohydrologist Michael Roderick in 2007.
From 2;
Wind speeds around the world seem to be decreasing in a phenomenon known as ‘stilling’ and European scientists are hoping to find out why.
Few people have probably noticed, but the world’s winds are getting slower. It is something that cannot be picked up by watching the billowing of dust or listening to the rustle of leaves on nearby trees.
Instead, it is a phenomenon occurring on a different scale, as the average global wind speed close to the surface of the land decreases. And while it is not affecting the whole earth evenly, the average terrestrial wind speed has decreased by 0.5 kilometres per hour (0.3 miles per hour) every decade, according to data starting in the 1960s.
So why does this matter? Slower wind speed cause storm systems to linger in spots longer causing them to gain strength and intensity. It also means the cold fronts will move slower over areas allowing for longer periods of colder air to ang out in an area (also this clearly means that warmer area of pressure will also hang out in areas too)
One of the assurtions is that global warming has slowed the winds, but the same scientiists have also made statements that reflect on the issue of not really knowing whats causing the issue. My question here is;
"With wind speeds globally slowing down, will governmental agencies finally start to accept that nothing can really be done about the weather, or will they use this as an excuse to fine and fee us for more money?"
***IMPORTANT INFORMATION***
While there is a questionable conspiracy about this situation, it should be noted that wind speeds are in fact causing more unknown issues with the weather then people first thought possible. That's the reason why I placed into this forum the underlying issue is a reflection on scientists not fully knowing what they are saying, but still trying to grasp the full picture of what's going on with our environment.
I hadn't heard about global 'stilling' so thank you for the information.
It has happened, perhaps, over the same period as mean global warming and could very well be a concurrent condition.
No one has ever said global warming was a single, problem, it is a complex set of changing conditions the only one of which we humans can EASILY control is the burning and release of carbon into the atmosphere.
I find your statement ""With wind speeds globally slowing down, will governmental agencies finally start to accept that nothing can really be done about the weather, or will they use this as an excuse to fine and fee us for more money?"" is of great concern to me - it sounds like your pocket book thickness is more important then a habitable planet for future generations.
On to the conspiracy thinking:
One I believe you are referring to Global Warming specifically Anthropomorphic (man-made) Global Warming being a conspiracy to take away your hard earned money.
Second - the geoengineering conspiracy - that may or may not be using your tax dollars to mitagate the acknowledged effects of global warming on life on land, sea and air?
Look up Global Dimming which is also a 'near' concurrent effect of global warming. And other patented weather modification techniques being used as weapons and other unknown reasons.