ATLANTA, May 10, 2007

NASA Warns Of Scorching Summer Temps

Global Warming Study Predicts Eastern U.S. Summers Will Be 10 Degrees Hotter By 2080

  • Play CBS Video Video The Sweltering Southern U.S.

    Last summer was one of the hottest in the last 100 years. A new report says temperatures across the southern U.S. could trump those numbers, and continue for many years. Randall Pinkston reports.

  • Photo

     (AP)

  • Interactive Global Warming

    The greenhouse effect, a look at the Kyoto Protocol and a history of the Earth's climate.

(CBS/AP)  Future eastern United States summers look much hotter than originally predicted with daily highs about 10 degrees warmer than in recent years by the mid-2080s, a new NASA study says.

Leonard Druyan, who co-authored the study, says it will not only be much hotter, but less rainy, especially in the summer months, reports CBS News correspondent Randall Pinkston.

“Based on our study, the amount of global warming might be even more than previously thought,” Druyan, said.

Previous and widely used global warming computer estimates predict too many rainy days, the study says. Because drier weather is hotter, they underestimate how warm it will be east of the Mississippi River, said atmospheric scientists Barry Lynn and Leonard Druyan of Columbia University and NASA's Goddard Institute for Space Studies.

"Unless we take some strong action to curtail carbon dioxide emissions, it's going to get a lot hotter," said Lynn, now a scientist at Hebrew University of Jerusalem. "It's going to be a lot more dangerous for people who are not in the best of health."

The study got mixed reviews from other climate scientists, in part because the eastern United States has recently been wetter and cooler than forecast.

Instead of daily summer highs in the 1990s that averaged in the low to mid 80s Fahrenheit, the eastern United States is in for daily summer highs regularly in the low to mid 90s, the study found. The study only looked at the eastern United States because that was the focus of the funding by the U.S. Environmental Protection Agency, Lynn said.

And that's just the eastern United States as a whole. For individual cities, the future looks even hotter.

In the 2080s, the average summer high will probably be 102 degrees in Jacksonville, 100 degrees in Memphis, 96 degrees in Atlanta, and 91 degrees in Chicago and Washington, according to the study published in the peer-reviewed journal Climate.

But every now and then a summer will be drier than normal and that means even hotter days, Lynn said. So when Lynn's computer models spit out simulated results for July 2085 the forecasted temperatures sizzled past uncomfortable into painful. The study showed a map where the average high in the southeast neared 115 and pushed 100 in the northeast. Even Canada flirted with the low to mid 90s.

Many politicians and climate skeptics have criticized computer models as erring on the side of predicting temperatures that are too hot and outcomes that are too apocalyptic with global warming. But Druyan said the problem is most computer models, especially when compared to their predictions of past observations, underestimate how bad global warming is. That's because they see too many rainy days, which tends to cool temperatures off, he said.

There is an established link between rainy and cooler weather and hot and drier weather, said Kevin Trenberth, climate analysis chief at the National Center for Atmospheric Research. Rainy days means more clouds blocking the sun and more solar heat used to evaporate water, Druyan said.

"I'm sorry for the bad news," Druyan said. "It gets worse everywhere."

Trenberth said the link between dryness and heat works, but he is a little troubled by the computer modeling done by Lynn and Druyan and points out that recently the eastern United States has been wetter and cooler than expected.

A top U.S. climate modeler, Jerry Mahlman, criticized the study as not matching models up correctly and "just sort of whistling in the dark a little bit."

But Andrew Weaver of the University of Victoria, editor of the journal Climate but not of this study, praised the paper, saying "it makes perfect sense."

He said it shows yet another "positive feedback" in global warming, where one aspect of climate change makes something else worse and it works like a loop.

"The more we start to understand of the science, the more positive feedbacks we start to find," Weaver said.

Weaver said looking at the map of a hotter eastern United States he can think of one thing: "I like living in Canada."

© MMVII, CBS Interactive Inc. All Rights Reserved. This material may not be published, broadcast, rewritten, or redistributed. The Associated Press contributed to this report.

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Add a Comment See all 79 Comments
by afmca May 10, 2007 5:39 PM PDT
But Bush and his fellow idiots will continue their mantra - NO GLOBAL WARMING .. NO GLOBAL WARMING.
Reply to this comment
by sevenveils May 10, 2007 5:40 PM PDT
SPF 100 or tanning oil?
Reply to this comment
by eulalio3 May 10, 2007 5:53 PM PDT
bush and his idiots never said there wasnt global warming , he said it wasnt man made , just to show how big of an idiot you are , can you tell me where bush was during the last global warming and ice age melt down , or if you can tell me where bush was at any of the 11 ice ages this earth of ours had since its existence . you are such a earth historian , you do know that there has been global warming before i hope lol
Reply to this comment
by terrapin78 May 10, 2007 6:16 PM PDT
Just how many facts did the BU$H Administration change? I believe NOTHING AT ALL OUT OF THIS ADMINISTRATION. Period.

They may as well say the moon is made of cheese.
Reply to this comment
by andrew_693 May 10, 2007 6:59 PM PDT
They say it's not man made in order to keep the factories going so the few rich that get benefits from this and become richer at the expense of retards that vote for them out of stupid tradition that at some point will be nothing more than a meaningless footnote. It's no coincidence that little by little we are going green rather than breathing smoke like the republican party wants us to do. Thats a sign that green was right and little by little they are recognizing that in spite of still reading some that have learn with retardation, I guess that's what happens when the only book they read is the f..ing the bible, and even that they can't do right.
Reply to this comment
by jumkey May 10, 2007 7:20 PM PDT
Hey, don't worry about it. The Republicans will keep you cool with their ***.

Great job killing our world, you scum.

Burn in hell.
Reply to this comment
by brianp55 May 10, 2007 7:30 PM PDT
We are currently approx. 150 years into a 500 year warming period that is NOT man-made. This warming period will be followed by a gradual increase in the atmospheric CO2 concentration which is also NOT man-made. The increase in CO2 following warming is due to a warming of the oceans and a decreased solubility for atmospheric gases...hence, CO2 is released from the oceans back into the atmosphere. What IS different this time, is that there ia already an elevated CO2 level in the atmosphere which is definitely man-made. No one knows what will happen, but the current warming is not attributable to burning fossil fuels.
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by jimfinster May 10, 2007 7:34 PM PDT
brianp55:

You must work for Exxon-Mobil. Your post is total nonsense.

Reply to this comment
by searingtruth May 10, 2007 7:36 PM PDT
Tick, Tick

Fellow citizens, the truth is that our present can only be as stable as our future.

For too long we have hobbled from decade to decade, generation to generation, and millennium to millennium, myopically adhering to superfluous battles that can never be won. Never once as a species forwarding or embracing an all encompassing path towards a certainly better future.

Our excuses have been many, our reasoning mostly incoherent, and our lack of vision as a species, certainly fatal.

For in the meantime, as each tick of the ages has passed, the critical threats posed and ignored by our species discordance have increased exponentially.

Pandemic famine and disease, massively destructive weapons, fatal atmospheric and climate change, super volcanic eruptions, catastrophic space body impacts, Orwellian societies of unparalleled oppression, and many other global catastrophes too numerous to list here, waiting to befall us at any moment.

...

My friends, the truth is that if we do not fight for and secure freedom today, the time will very soon come when it will be almost impossible to do so.

In retrospect, when one soberly considers the critical challenges that we must face together to survive as a species, our differences, at times, can become almost imperceptible.

A Future of the Brave - www.searingtruth.com
Reply to this comment
by brianp55 May 10, 2007 7:48 PM PDT
jimfinster

I've seen the data and read the papers. Perhaps you should as well.
Reply to this comment
by brianp55 May 10, 2007 7:52 PM PDT
jimfinster:

I've seen the data and read the paers. Perhaps you should as well.
Reply to this comment
by brianp55 May 10, 2007 7:56 PM PDT
jimfinster:

I've read the papers and seen the data. Perhaps you should as well.
Reply to this comment
by brianp55 May 10, 2007 8:00 PM PDT
jimfinster:

I have read the papers...true, not all, but many. Perhaps you should as well.
Reply to this comment
by king77shaw May 10, 2007 8:35 PM PDT
the Republican Party platform -

ENERGY policy: Big Oil
FOREIGN policy: AIPAC
HEALTHCARE: Pharma
FISCAL policy: Wall St booms while the middle class starves
NATIONAL DEFENSE: perpetual war that will only profit the corporate war machine at the expense of the troops, their families and the hundreds of thousands of innocents that get slaughtered around the world because of our policies.

EPA: Exxon-Mobil Protection Agency
EDUCATION: why ?, best to keep the masses stupid and gullible ..
RELIGION: best to educate with myth, more pliable than the truth -

... the middle class is insignificant to the Republican Party - they seek a ruling elite and a vast working poor which consolidates wealth and power for their corporate masters, leaving very little for "we the people". America is quickly becoming a third world country riddled with debt under Republican greedership. Is this the way of life we want to protect ? Is this the America we grew up with ? Time to wake up sheeple !
Reply to this comment
by richdog_57 May 10, 2007 8:38 PM PDT
Sounds like *** to me.
Reply to this comment
by hypnotoad72 May 10, 2007 8:50 PM PDT
Theoretical flim-flam.

Besides, aren't the oceans supposed to rise and engulf India and China? (Nobody buys that hokum either.)

The reality is, we could easily reduce pollutions emissions; light rail and getting people to live on a schedule from time to time. We'll always need oil, so the oil executives will never go broke. They do that in China and other countries, so why not in the United States?
Reply to this comment
by vancouverboo May 10, 2007 9:30 PM PDT
king77shaw,

It's not your country. It's The Rich Peoples' country just as it always has been. What you think doesn't matter. You're allowed to go to the voting booth to choose between Tweedle dee and Tweedle dum (dum won the last 2 elections) and watch television. You're allowed to grime so long as it's ineffectual. Wake up and join the real world.
Reply to this comment
by mikekleber May 10, 2007 9:53 PM PDT
Personally, the whole global warming debate sounds a little sketchy. If the climate is just now changing, how do you explain the oil under the middle east deserts??? In areas where ice is melting, signs of previous civilations.
Now let's consider campaigns of the past: swine flu, bird flu, Y-2-K, WMD's in Iraq. Lastly, consider that scientists only have climatic records for the past hundred years. Time will tell, and I'm certain select groups are going to get wealthy.
Reply to this comment
by BlueInWI May 10, 2007 11:19 PM PDT
Who would believe these bozos anyway... they only GOT US ON THE MOON ALMOST 40 YEARS AGO!!!

Besides that closet **** head of the evangelical church that GW talked to every Monday morning said GW was ordained by God to invade Iraq and make the holy land safe. Also, he said the Rapture is coming anyway, why not speed it along for a little additional $profit$ for the Bush family twin's and Cheney's daughter's trust funds...
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by metro586-2009 May 10, 2007 11:20 PM PDT
How difficult is it to predict that it will be warmer and dryer in the future when the past 17 years have been wetter and colder that average.
This is so NON-NEWS that it's laughable. The summer of 2085 MIGHT be 10 degree warmer than the summer of 2005, when the summer of 2006 was already 5 degree cooler than average?
Come on, your just looking to fill empty space in the newspaper from lack of advertisers, how pathetic.
Reply to this comment
by hawksprings May 10, 2007 11:39 PM PDT

What will be 10 degrees warmer this summer will be the news reporting of every single heat wave that hits and claiming that proves human-caused global warming. But when there's a cold weather event, like this past April being one of the coldest on record, we're told you can't disprove human-caused global warming by an isolated incident.

It's the new consensus of double-speak and ridiculing doubters.
Reply to this comment
by hawksprings May 10, 2007 11:44 PM PDT

And so it continues. A "prediction" of the weather 70 years in the future that is taken as fact like it's already happened.

Did anyone notice that April was one of the colder ones on record? No questioning of human-caused global warming then.
But wait til this summer when the first heat wave hits, like heat waves hit every summer.
Then all you'll hear in the news is how it's our fault.
Reply to this comment
by hawksprings2 May 10, 2007 11:48 PM PDT

For some reason my posts don't seem to be getting on the board. Must be global warming...
Reply to this comment
by hawksprings2 May 10, 2007 11:48 PM PDT

And so it continues. A "prediction" of the weather 70 years in the future that is taken as fact like it's already happened.

Did anyone notice that April was one of the colder ones on record? No questioning of human-caused global warming then.
But wait til this summer when the first heat wave hits, like heat waves hit every summer.
Then all you'll hear in the news is how it's our fault.
Reply to this comment
by jimfinster May 11, 2007 12:32 AM PDT
Ah used ta believe in that there global worming thing. But ah had a brain injary last yar, and now ah am a skeptic lak the rest of yous...

Mah docter saed that was purty common fer peoples with less then 80 IQ. Lak me!

Reply to this comment
by jimfinster May 11, 2007 12:36 AM PDT
Ah used ta believe in that there global worming thing. But ah had a brain injary last yar, and now ah am a skeptic lak the rest of yous...

Mah docter saed that was purty common fer peoples with less then 80 IQ. Lak me!

Reply to this comment
by jimfinster May 11, 2007 12:49 AM PDT
Ah used ta believe in that there global worming thing. But ah had a brain injary last yar, and now ah am a skeptic lak the rest of yous...

Mah docter saed that was purty common fer peoples with less then 80 IQ. Lak me!

Reply to this comment
by jimfinster May 11, 2007 12:57 AM PDT
Ah used ta believe in that there global worming thing. But ah had a brain injary last yar, and now ah am a skeptic lak the rest of yous...

Mah docter saed that was purty common fer peoples with less then 80 IQ. Lak me!

Reply to this comment
by billpl-2009 May 11, 2007 1:28 AM PDT
these guys can't even predict the rain for no more than a few days ahead, how in h e l l are going to predict the weather 70 years from now?
Reply to this comment
by jimfinster May 11, 2007 1:42 AM PDT
billpl:

Ahm with ya buddy! We may not be smart, but we know what we know, raht?



Reply to this comment
by factchecker May 11, 2007 1:49 AM PDT
There is in fact a consensus in the scientific community that global warming is occurring, that it is caused by greenhouse gases, and that human beings are contributing to those gases. I defy anyone to present peer reviewed studies that have different conclusions. Please do not confuse climate and weather. One cold month doesn't disprove global warming any more than one hot month proves it. Also, please keep in mind that the Bush administration, until recently, actively suppressed information on climate change from Government agencies because it didn't fit their policy agenda. The president has now conceded that the vast majority of scientists are correct and that we are causing global warming. His solution? A small increase in production of ethanol. Read Michal Pollan's book "The Omnivore's Dilemma" for a very fun to read explanation of why Ethanol is a dumb idea. The real solution (and the reason a lot of folks seem to refuse to believe the truth) is that the way to stop global warming is to use less fuel. This is the great challenge of our generation. I believe we can rise to it, but in order to do so the level of debate has got to raise. In order to have a real debate about Global Warming policy, we need to agree on the facts. Then we can argue until we%u2019re blue and red in the face over what actions to take.
Reply to this comment
by jimfinster May 11, 2007 1:51 AM PDT
billpl:

Ahm with ya buddy! We may not be smart, but we know what we know, raht?



Reply to this comment
by mcvet May 11, 2007 4:31 AM PDT
these guys can't even predict the rain for no more than a few days ahead, how in h e l l are going to predict the weather 70 years from now?
Posted by billpl at 01:28 AM : May 11, 2007

Well I guess you will gamble you and your families lives on YOUR opinion of EXPERTS. Good luck IDIOT!!
Reply to this comment
by grammawhamma May 11, 2007 4:34 AM PDT
billpl....you are so right LOL!! I just recently started reading cbs news comments. I almost...note I said "almost" hope a dem gets elected just to see who all these Bush haters blame when every thing goes wrong then.
Reply to this comment
by mcvet May 11, 2007 4:34 AM PDT
Did anyone notice that April was one of the colder ones on record? No questioning of human-caused global warming then.
But wait til this summer when the first heat wave hits, like heat waves hit every summer.
Then all you'll hear in the news is how it's our fault.
Posted by hawksprings2 at 11:48 PM : May 10, 2007
+ report abuse

Hey no problem. YOU Crackers will toast and toast to a nice golden brown if these folks are right. Since you refuse to look any further into the matter than what the weather was like last month... since you scope of the issue before us is to ignore the VAST and OVERWHELMING views of people who have studied their entire lives, I guess you deserve to roast to that golden brown. Sieg Heil Y'all. ROFLMAO
Reply to this comment
by mcvet May 11, 2007 4:39 AM PDT
billpl....you are so right LOL!! I just recently started reading cbs news comments. I almost...note I said "almost" hope a dem gets elected just to see who all these Bush haters blame when every thing goes wrong then.
Posted by GrammaWhamma at 04:34 AM : May 11, 2007
+ report abuse

So in your poor fascist mind all this is about POLITICS? ROFLMAO I have often wondered about you fascist and how you live with such small and insignificant minds. If history is any indication we will be FAR better off under a Democratic Administration than under a Southern Fascist Rule. Regardless though this isn't POLITIC'S it's SCIENCE and you Fascist do not have a very good record on that issue. No, you record on issues of the enviroment, when looking at history is nothing but ZERO... Na Da, Failure. So I guess I'll go with the experts Sieg Heil Y'all.
Reply to this comment
by someone231 May 11, 2007 8:00 AM PDT
Who ever voted for Bush in 2000 and 2004 are idiots! Thanks people who did "waves" we are sooo much closer to being in a bankrupt, no government healthcare country, due to your vote. Thanks!
Reply to this comment
by whatithink-2009 May 11, 2007 9:41 AM PDT
Someone231,

I agree with you.

And, thanks to the housing bubble that was created by Greenspan and Co to replace the dot.com bubble, there are going to be a lot of homeless people (via foreclosures) baking in the sun.

I can only sum up that these so called Security Moms were nothing more than Security Idiots. Unless your name is Halliburton, the GOP is not REALLY interested.
Reply to this comment
by prelgovisk May 11, 2007 9:47 AM PDT
Oddly enough, some ecologists have made the problem worse by resisting some workable solutions and pursing unrealistic ones.

Irrigating desert areas with waste water and planting trees would remove much carbon, provide shade and *** water run-off.This plan is opposed by ecologists wishing to preserve the desert ecosystem. Don't worry about it. Some deserts will get fried anyway if we don't cool down a bit. We will always have a desert. And if we If we don't solve the problem soon, Antarctica may become a desert ecosystem.


Accelerated water run-off is a big part of the problem. We return water too quickly to the sea without letting it perk through the earth.
The roots and life processes of plants slow waters' return to the sea. The shade helps cool the land.

Planting trees now and irrigating them is a more sure solution than expecting nations to de-industrialize.

Reply to this comment
by clovernorth May 11, 2007 9:52 AM PDT
WOW, with comments like that who needs enemas? I'm glad I live in Alaska, at least up here if you tan, it would have took a solid 10 hrs of daylight to do so. This cracker likes his toast slow roasted. Have a happy heat wave yall! Oh yea by the way. Winter on the east coast this last year was colder and harsher than up here in Alaska. It was colder in Texas and Tenn. than it was up here. Keep those hairspray cans going! Soon we'll have palm trees!
Reply to this comment
by clovernorth May 11, 2007 9:55 AM PDT
WOW, with comments like that who needs enemas? I'm glad I live in Alaska, at least up here if you tan, it would have took a solid 10 hrs of daylight to do so. This cracker likes his toast slow roasted. Have a happy heat wave yall! Oh yea by the way. Winter on the east coast this last year was colder and harsher than up here in Alaska. It was colder in Texas and Tenn. than it was up here. Keep those hairspray cans going! Soon we'll have palm trees!
Reply to this comment
by chicnlittle May 11, 2007 10:09 AM PDT
Who ever voted for Bush in 2000 and 2004 are idiots! Thanks people who did "waves" we are sooo much closer to being in a bankrupt, no government healthcare country, due to your vote. Thanks!
Posted by someone231 at 08:00 AM : May 11, 2007

You are quite welcome. Now, go get a job.
Reply to this comment
by incog-nito May 11, 2007 11:03 AM PDT
Oh no! Even NASA is joing the global crowd. What's this world coming to? No matter of course, since we all know that only President Bush is right about everything and everybody else is wrong. After all, didn't Bush say he has a direct line to the Almighty Himself?
Reply to this comment
by macusweil May 11, 2007 11:04 AM PDT
I'm shocked the neo.con Gas, Oil and Petroleum (GOP) lobby has not been able to squash this report. The Republican `Culture of Corruption` includes maximizing short term profits for the corp energy giants.
Reply to this comment
by factchecker May 11, 2007 11:27 AM PDT
"We will always have a desert. And if we If we don't solve the problem soon, Antarctica may become a desert ecosystem."

Um, buddy; Antarctica already is a desert ecosystem. Desert means dry, not hot. *** with the planet even more is a very bad idea. How about instead we DRIVE LESS.
Reply to this comment
by drivelphobe May 11, 2007 11:39 AM PDT
How fortunate we all are to be alive and witnessing the exploits of Al Gore. First he invents the internet and now global warming. What's next? Hollywood movies? Is there no end to the baloney that democrats will dream up to stir the pot? Al Gore is worhtless!
Reply to this comment
by drivelphobe May 11, 2007 11:43 AM PDT
"worthless"
Reply to this comment
by prelgovisk May 11, 2007 11:58 AM PDT
People are more likely to palnt trees than drive less. Let's go for a solution that people will do. Expecting other solutions is just asking for failure. For real solutions, human behavior has to taken into account.
Reply to this comment
by pianoman42 May 11, 2007 12:20 PM PDT
The dinosaurs lasted 170 million years. And they had an IQ of 5. So the odds that mankind will not last as long as they did are extremely remote. So quit worrying folks, we have at least another 200 million years to go.
Reply to this comment
by prelgovisk May 11, 2007 12:31 PM PDT
People are more likely to plant trees than drive less. Let's go for a solution that people will do. Expecting otherwise is just asking for failure. Human behavior has to taken into account for real solutions.

It is more poductive to slove a problem with a less than perfect method that will work, than insist it be solved with a method the Sierra Club likes, but that no one will actually do.

We could all drive less individually, but the industrilization of India, China and Brazil means more cars and more factories, so that means more emissions overall. Individually people may be convinced to drive less, but on the shear number of new drivers means more emissions.

We could have gotten cheap electricity from hydro-electic sources and nuclear powerplants, but this was opposed also. I remember some ecologist friend of mine saying, "America has enough coal and other fossil fuels to power it's industry for 300 years, so we don't need nuclear power!" They won the argument, but now we have carbon in the atmosphere and are suffering for it.

The point is, well meaning people reject solutions that can work and champion programs that sound good, but that no one will actually do.

Planting more trees and irrigating arid land will help right now. It is faster to do this than build new power plants or control driver behavior.
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