What do you think of climate change?

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If you look at the actual data you will see that hurricanes are not in fact getting more extreme. That is an exaggeration, and is regrettably typical of the misleading coverage this issue gets.
The chart posted in support of this claim does not really address the claim very well. The only way to infer from the data in that chart anything about the intensity of hurricanes is by noting the number of category 3,4,or 5 hurricanes as compared to category 1&2. But that is a very indirect statistic. For example, it could be that hurricanes are getting more extreme, but few of them are crossing the boundary between 2 and 3, which is the only thing this graph would show. It does show how many crossed the border from 3 to 4 or 4 to 5. And even then you would have to take the ratio between category counts and compare those ratios over time. Even looking at this chart and focusing only on the red lines, without doing the actual math, it sort of looks to me like they are more prominent as we move the right. What is really needed to assess this claim is to measure the wind speed of each hurricane and see how those speeds distribute.

But even without empirical data, it makes sense that hurricanes would be more extreme. We do know that the ocean temperatures are rising over time. And we do know that higher ocean temperatures feed more energy into hurricanes. (That is why there is a hurricane “season”.) So it would be very surprising if hurricanes were not more energetic as a consequence.
 
But even without empirical data, it makes sense that hurricanes would be more extreme.
This appears to be just another place where a theory is unsupported by the facts. This graph shows very little in the way of a trend to stronger hurricanes. Again, this claim is made without the support of data, which is very typical of pretty much everything about global warming.

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FWIW WRT


in the region where I live the south western part of the USA,… we should expect something much worst than a 1930s dust bowl because groundwater has been depleted (so essentially there is nothing in the bank)

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www.usgs.gov/special-topic/water-science-school/science/groundwater-decline-and-depletion
Climate-driven ‘megadrought’ is emerging in Western US, study says

The American West may be entering into a “megadrought” worse than any in the historical record

…Using 1,200 years of tree ring data, modern weather observations and 31 advanced climate models, scientists like the study’s lead author A. Park Williams concluded they had enough proof to say that America is “on the same trajectory as the worst prehistoric droughts.”

…Although an extended megadrought isn’t inevitable and complex climate variations that ended past megadrought events could reemerge – like La Niña conditions – the warmer temperatures make it harder for a drought to dissipate naturally and regional temperatures in the West are projected to keep rising.


Climate-driven 'megadrought' is emerging in Western US, study says | Fox News
AND because of social self distancing which results in less global pollution,… science is going to get global confirmation that worsening effects of droughts, etc., are self inflected wounds (caused by pollution)

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Air Pollution Can Prevent Rainfall
March 14, 2000

Urban and industrial air pollution can stifle rain and snowfall, a new study shows, because the pollution particles prevent cloud water from condensing into raindrops and snowflakes.

Air Pollution Can Prevent Rainfall -- ScienceDaily
More pollution, less rain
DECEMBER 4, 2019

Emissions from Asian slums could be a contributory factor in changing weather patterns, according to work published in the International Journal of Environment and Pollution, perhaps leading to worsening windspeeds, but less rainfall.

More pollution, less rain
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…cartoonist Walt Kelly, modified Commodore Perry’s quote to, “We have met the enemy and he is us,” in a cartoon he created in 1970 celebrating the first Earth Day in 1970. The message being that man – from his treatment of the earth – is the planet’s enemy.


 
the phrase “A picture is worth a thousand words” means an image for example can convey how political policy and known science, affect as well as effect,… people and the environment

yeah I know this might sound out there, as well as ambitious,… so for your consideration

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kinda got the idea to try and capture the interplay of political policy and known science, because the 50th anniversary of the first earth day just happened

seems over the years what stated off as a “yuge” teach-in has morphed into just another entertainment event where hard science education isn’t given much thought


perhaps some (viewing the cartoon art above) might immediately grasp that the trump administration in deciding to allow vehicles to emit more particulates as well as CO2 will have various knock on effects such as increased global dimming, mega droughts, etc.

BUT for a majority that don’t know the science, the history or the political policy of Earth Day, placed a PDF on GoogleDocs that outlines the facts, ideas and history about the first Earth Day Teach-In and how it is related to the topic of climate change in the era where covid-19 is front and center news

www.TinyURL[dot]com/EarthDayTeachIn

www.TinyURL.com/EarthDayTeachIn
 
“Green energy is not going to save us,”
Well, duh. If even Michael Moore can recognize this fact, inconvenient though it may be, perhaps the climate change train really is running out of gas (yes, diesel, I know).
 
My offer to “try to argue like a scientist” with you is hereby rescinded, since you have made no attempt to do the same. The offer is still open to Ender, however.
That’s very magnanimous of you…

MeanWhile Corona-Phobia seems to have erased all traces of Climate-Phobia?

_
 
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Corona-Phobia?! Climate-Phobia?!
Biggest load of bull to ever come down the pike!!!
since denial of man made climate change is a common CAF sentiment,… in light of the pandemic and noticeable decreases in global pollution, wondering why the there is still a belief that man made climate change isn’t possible???
Coronavirus may answer major climate change questions

…According to Prof. Ori Adam, an expert on climate research at the Hebrew University of Jerusalem’s Institute of Earth Science, lockdowns across the world will help scientists reveal the true extent of humanity’s impact on the planet.

Expert: Coronavirus may answer major climate change questions - The Jerusalem Post
FWIW the scientific idea of “cause and effect” is not all that different than some religious notions,…
Galatians 6:7 (RSV)
Do not be deceived; God is not mocked, for whatever a man sows, that he will also reap.
InThePew said:
Suffering can of course be a consequence of sin (we do stuff we shouldn’t do and it comes back to bite us - go figure!)
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…for a majority that don’t know the science, placed a PDF on GoogleDocs that outlines the facts, ideas and history about the first Earth Day Teach-In and how it is related to the topic of climate change in the era where covid-19 is front and center news

TinyURL.com - shorten that long URL into a tiny URL
…Even with the global economy at a near-standstill, the best analysis suggests that the world is still on track to release 95 percent of the carbon dioxide emitted in a typical year, continuing to heat up the planet even as we’re stuck at home.

The world is on lockdown. So where are all the carbon emissions coming from? | Grist
BTW for those that care what happens to creation
the parable of the vineyard owner seems apropos to a homily about “climate change”
Here is a brief summary:
A landowner set forth a vineyard with great care and lavish attention. He then entrusted it to tenant farmers. At harvest time, he sought his share of the produce. Yet instead of giving the owner what was due him, the tenant farmers refused, ridiculing, beating, and even killing the servants sent to collect his share. They end by killing the landowner’s own son.

When Jesus asks his audience what they thought the owner would do in response, they replied that he would put the men to a wretched death and lease his vineyard to other tenants who would give him the produce at the proper time. Obviously, they did not realize that in the parable the Lord was actually describing them, and that such a judgment would be upon them unless they repented.
National Catholic Register
 
Climate? As in Seasonal Weather Patterns?

In most places - Climate Changes from periode of years? from ‘time to time’ as in -

Gets warmer, colder, warmer, colder, rainy, dry, rainy, dry - and much much more…

No one in History has been known to deny the obvious factoidal - that Yes! Climate Changes… 😃
 
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to try and understand why many have psychological barriers accepting/facing the truth of well studied hard science issues like climate change, i’ve been looking for answers and an item I came across is,…
The Marshmallow Test (a measure of delay of gratification)

The nature of the experiment is to give children a choice between a smaller reward now and a larger reward later. So in the classic paradigm, children would be offered something like one marshmallow now, or if they wait until the experimenter comes back, they could have two marshmallows.

www.youtube.com/watch?v=Rwxf1BTyKz4
perhaps the idea of the marshmallow test, in part explains why man made climate change denialist can’t seem to grasp the big long term picture,… basically many are addicted to short term gratification and act/think like immature kids who have no discipline or self control
You Make Better Decisions If You “See” Your Senior Self

Many people feel disconnected from the individuals they’ll be in the future and, as a result, discount rewards that would later benefit them. But brief exposure to aged images of the self can change that behavior.

You Make Better Decisions If You “See” Your Senior Self
FaceApp Challenge: Try out the new craze for yourself

The phone app’s new filter makes you look 30 years older.

www.cnet.com/how-to/faceapp-challenge-try-out-the-new-craze-for-yourself/
anyway this summer in the northern hemisphere is going to be memorable for a couple of reasons,… w/ the covid-19 virus around, there is still going to be lots of social distancing, which means less travel, which in turn means less emissions AND less emissions would mean more clear skies

bottom line being, w/ clearer skies its going to be a sweltering hot summer,… and places like Chicago AND NYC are most likely going to experience a heat wave which is going to kill lots of poor people



then there is the inconvenient fact that trump lowered emission standards,…

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which means going forward (in the years ahead) the mega drought in the SW USA is going to be a bit more extreme that it other wise would be

www.TinyURL.com/Global-Dimming
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How will the world look after the Pandemic? Casual Discussion
yup San Diego is indeed a very beautiful city that is unfortunately run by no talent politicians who are basically only good at doing photo-ops, but have neglected doing anything substantive about addressing long term problems like homelessness AND financial mismanagement www.TinyURL.com/ToddGloria www.TinyURL.com/13thCheck which does not bode well for the future given there is a really big problem of water resourced mismanagement in the south western part of the USA

“grief” can lead to paralysis if one does not recognize the big picture

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I think that it is almost mid may and we just got another round of snow in Pennsylvania and the temperature wont stay above 45°. So to me there is a very weak case for global warming living here. But, scientifically speaking I do not know enough about it.
 
I think that it is almost mid may and we just got another round of snow in Pennsylvania and the temperature wont stay above 45°. So to me there is a very weak case for global warming living here. But, scientifically speaking I do not know enough about it.
FWIW been looking at the science since 1990, and IMHO its pretty solid!!!
April 2020 matched the warmest April on record, continuing the year’s robust global warming trend.

Above-average temperatures dominated the globe in April, the European Union Climate Change Service reported Tuesday in its monthly summary, essentially tying the exceptionally warm April in 2016. But, the agency noted temperatures were “markedly below average over large parts of North America,” including cooler spring temperatures across much of the eastern half of the U.S.

What’s the deal?

The deal is that Earth’s overall relentless heating trend will still inevitably continue this year (19 of the last 20 years are now the warmest on record) and the National Oceanic and Atmospheric Administration (NOAA) currently expects 2020 to be at least one of the top five warmest years in over 140 years of record-keeping, with a 75 percent chance of becoming the hottest year ever recorded.

Much of North America in April, however, experienced relatively cooler air from Arctic regions like Alaska flowing down south, explained Jeff Weber, a research meteorologist at the University Corporation for Atmospheric Research. This was due to "an amplified jet stream,"
Weber explained, referencing the band of high altitude, powerful winds traveling four to eight miles up in the atmosphere (often at altitudes some five miles up where jets fly). Like a barrier, this band of west-driving winds often separates colder northern air from warmer southern air. *

The jet stream is liable to bend dramatically, meaning big waves form that can swoop down south and allow colder, northern air to come with it.

Why it’s chilly in parts of U.S. while the world cooks
BTW ever hear of the parable of the blind men and the elephant??? Having cool weather in your neck of the woods, does not mean that observation describes the big over all picture


 
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Well I was just trying to add a bit of sarcastic humor to this post to give someone else a giggle who is tired of the cold weather also. But, I do thank you for your absolutely thorough response to mine and your superioritority to me in the matter of weather is duly noted Sir 😁. Very informative.
 
I think that it is almost mid may and we just got another round of snow in Pennsylvania and the temperature wont stay above 45°. So to me there is a very weak case for global warming living here. But, scientifically speaking I do not know enough about it.
Scientifically speaking, the scientists don’t know enough about it. Here is part of the abstract from a recently released study.

Moist air is lighter than dry air at the same temperature, pressure, and volume because the molecular weight of water is less than that of dry air. We call this the vapor buoyancy effect. Although this effect is well documented, its impact on Earth’s climate has been overlooked. Here, we show that the lightness of water vapor helps to stabilize tropical climate by increasing the outgoing longwave radiation (OLR)… This radiative effect increases with warming, leading to a negative climate feedback.
 
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Megwalters2288:
I think that it is almost mid may and we just got another round of snow in Pennsylvania and the temperature wont stay above 45°. So to me there is a very weak case for global warming living here. But, scientifically speaking I do not know enough about it.
Scientifically speaking, the scientists don’t know enough about it.
Scientists will always be needing more knowledge. They may not know enough about it make absolutely precise predictions, but do they know enough about it to make rough approximations, and how rough? That’s the real question.
Here is part of the abstract from a recently released study.

Moist air is lighter than dry air at the same temperature, pressure, and volume because the molecular weight of water is less than that of dry air. We call this the vapor buoyancy effect. Although this effect is well documented, its impact on Earth’s climate has been overlooked. Here, we show that the lightness of water vapor helps to stabilize tropical climate by increasing the outgoing longwave radiation (OLR)… This radiative effect increases with warming, leading to a negative climate feedback.
As a former pilot I can confirm that moist air is less dense than dry air, which is why small planes have more trouble taking off when the humidity is high. Every pilot learns that.

I should point out, though, that is study reaches its conclusion about negative climate feedback relying on models. That raises the question of whether the assumptions of those models is accurate. It would be nice if they knew more about it.
 
I should point out, though, that this study reaches its conclusion about negative climate feedback relying on models. That raises the question of whether the assumptions of those models is accurate. It would be nice if they knew more about it.
Yes, something true of all models, and your conclusion is equally relevant to the AGW models, which has been pointed out for some time.
 
While some of you guys are still unaware that we even have a problem, the rest of the world is busy trying to solve it.

"…just as this week the world’s largest sovereign wealth fund, the Norwegian Government Pension Fund, dumped its stake in AGL and placed BHP “under observation” as part of its policy excluding companies dependant on thermal coal.

Exit announcements have followed from four Japanese trading houses. Two of them having sold off stakes in Australian coal mines, New Hope and Moolarben.

On April 16 Shell said it would be carbon-neutral by 2050.

It follows similar announcements by BP in February and Total in April – the big three Europeans aligning themselves with Paris climate targets. The added sting: all three will pull out of industry lobbies that oppose climate action.

…with two of Germany’s biggest asset managers, Deka and Union Investment, endorsing coal exclusion. The zeitgeist struck even in Trump’s America. On April 24, global bank Citi said it would stop providing any financial services to new thermal coal mines or expansion of existing ones; the same with coal-fired power.

On April 17 Austria eliminated coal from its grid when it closed its last coal-fired plant. “Coal power in Austria is history,” said the utility chief. “The future belongs to renewable energy.”

In the same week Sweden closed its last coal-fired plant two years earlier than planned. The two countries join Belgium celebrating coal-free status.

Allianz, one of the world’s biggest insurers with an astronomical investment book, said it would not invest in coal or insure it.

Coal-fired power would be verboten. It will exclude dealings with any corporate that derives more than 30 per cent of its revenue from coal (in two years to be 25 per cent). Farewell also to any partner owning infrastructure that services coal, such as ports or rail, which it now views as long-term toxic and stranded assets."

While the world looked the other way, corporate giants abandoned coal
 
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Ender:
Scientifically speaking, the scientists don’t know enough about it. Here is part of the abstract from a recently released study.

Moist air is lighter than dry air at the same temperature, pressure, and volume because the molecular weight of water is less than that of dry air.
As a former pilot I can confirm that moist air is less dense than dry air,…
so “scientifically speaking,… moist air is lighter than dry air,…” NO-DUH,… just sayin’ that understanding the big picture of science and politics as it relates to climate change requires a specific skill set (otherwise people will remain unable to “see”)


in my case started my informal pilot training really young because my dad was an engineer in the aerospace industry, had a uncle that had a few planes, etc., etc., etc. (so was bitten by the aviation bug as a kid and immersed in the aviation community as far back as I can remember)

while in high school learned as a private pilot all about the practical effects of density altitude on aircraft flying into high altitude airports like big bear, before I went to university to double major in physics and poli-sci as an undergrad, blah, blah, blah

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anyway in one of my undergrad classes,…
phaster said:
had a PoliSci professor point out that the main concern of politicians is being elected AND implied that all too often politicians have very little actual knowledge outside their field of expertise (if they even have one)

in order to show “political leadership” a candidate for office or politician in office will more often than not, try and fake having knowledge on various topics AND hope they don’t get caught because politicians are more interested with with their appearances than dealing with harsh reality
have to admit I’m not all that “street smart” because took me awhile to realize that too many people like mr stable genius way, way, way over estimate their intellectual abilities,… also notice many totally lack truth telling abilities when it comes to discussing topics like climate change

bottom line, sadly because of politics, ignorance, etc., there is lots of cover ups and lies about what scientists have discovered

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so hopefully now that people know about the bigger picture truth,… as one of my religion teachers use to say,… DON’T BE LEAD ASTRAY BY MORONS SPREADING LIES!!!

 
Please to not upset young Greta

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