Study: Climate Change Increases the Risk of Global Pandemics

Guest essay by Eric Worrall

Any change is bad? according to a new study, warming in cold climates or cooling in warm climates increases the risk of animals getting sick, which in turn increases human exposure to dangerous new pathogens.

Global warming likely to increase disease risk for animals worldwide

Date: November 23, 2020
Source: University of Notre Dame
Summary: Changes in climate can increase infectious disease risk in animals, researchers found — with the possibility that these diseases could spread to humans, they warn.

Changes in climate can increase infectious disease risk in animals, researchers found — with the possibility that these diseases could spread to humans, they warn.

The study, conducted by scientists at the University of Notre Dame, University of South Florida and University of Wisconsin-Madison, supports a phenomenon known as “thermal mismatch hypothesis,” which is the idea that the greatest risk for infectious disease in cold climate-adapted animals — such as polar bears — occurs as temperatures rise, while the risk for animals living in warmer climates occurs as temperatures fall.

The hypothesis proposes that smaller organisms like pathogens function across a wider range of temperatures than larger organisms, such as hosts or animals.

“Understanding how the spread, severity and distribution of animal infectious diseases could change in the future has reached a new level of importance as a result of the global pandemic caused by SARS-CoV-2, a pathogen which appears to have originated from wildlife,” said Jason Rohr, co-author of the paper published in Science and the Ludmilla F., Stephen J. and Robert T. Galla College Professor and chair of the Department of Biological Sciences at Notre Dame. “Given that the majority of emerging infectious disease events have a wildlife origin, this is yet another reason to implement mitigation strategies to reduce climate change.”

Read more: https://www.sciencedaily.com/releases/2020/11/201123161032.htm

The abstract of the study;

Divergent impacts of warming weather on wildlife disease risk across climates

Jeremy M. Cohen1,2,*, Erin L. Sauer1,2, Olivia Santiago1,, Samuel Spencer1,, Jason R. Rohr

Climate change alters disease risks

Climate change appears to be provoking changes in the patterns and intensity of infectious diseases. For example, when conditions are cool, amphibians from warm climates experience greater burdens of infection by chytrid fungus than hosts from cool regions. Cohen et al.undertook a global metanalysis of 383 studies to test whether this “thermal mismatch” hypothesis holds true over the gamut of host-pathogen relationships. The authors combined date and location data with a selection of host and parasite traits and weather data. In the resulting model, fungal disease risk increased sharply under cold abnormalities in warm climates, whereas bacterial disease prevalence increased sharply under warm abnormalities in cool climates. Warming is projected to benefit helminths more than other parasites, and viral infections showed less obvious relationships with climate change.

Read more: https://science.sciencemag.org/content/370/6519/eabb1702

The researchers’ inference that distress experienced by animals during unusual weather conditions can tell you anything about the impact of climate change seems dubious.

Why would animals which withstand seasonal temperature variations in the 10s of degrees will suddenly all sicken because of a rate of climate change which can barely be detected?

Even on the edge of the tropics where I live Winter is around 5-10C colder than Summer.

A proportion of animals are always at the edge of their range, they continuously move about and probe new ranges. It seems a big leap to infer that the gradual global warming we are experiencing would significantly increase the number of animals experiencing range distress. Global warming of 0.1C / decade is the climatic equivalent of moving South a few miles every year. Even a mouse can out walk climate change.

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mwhite
November 26, 2020 9:54 am

“Scientist Demands Retraction of Original PCR Study”

https://lockdownsceptics.org/2020/11/26/latest-news-205/#scientist-demands-retraction-of-original-pcr-study

“10. My last but by no means least point of criticism is that the article describing the PCR COVID-19 test is not peer reviewed. Why I think this I have explained above. I find that very bad because the test is used for diagnostics.”

John Bell
November 26, 2020 9:59 am

You knew they would make that connection, to get the people ready to be fleeced.

November 26, 2020 10:47 am

The Climate Disinformation Campaign rolls onward. Fueled by the massive sums of wealth and power the scam promises its rulers and elitist enablers, the destruction of the western-style democracies’s middle class is at hand. The destruction of affordable energy, both fossil fuel and electricity, the life blood of middle class prosperity will be hidden in The Great Reset to take down capitalism – the machine that built the middle class.

Walter Sobchak
November 26, 2020 11:03 am

How does climate change affect the operation of virus creation laboratories in Communist China?

Alasdair Fairbairn
November 26, 2020 11:33 am

The alarmist propaganda agenda is getting very desperate indeed these days . Some day it will all go pop. Meanwhile from what they say the climate is playing up with my athletes foot problem.
OH dear- more sleepless nights. (sarc.

mwhite
November 26, 2020 11:34 am

“The Last Word on Sweden Viral Issue – Understanding the Reality!”

High Treason
November 26, 2020 12:24 pm

There are indeed remarkable links between climate change and COVID. The links are very strong indeed, perhaps totally conclusive!

Both require a large amount of media hype and support. The premises of both scare campaigns are on pretty flimsy pretexts, but require, like propaganda, for the message to be plugged relentlessly.

Both rely on the appeal to authority (the classic liars tactic) to put people off the scent in terms of questioning the narrative. Both use big names to promote the hysteria.

Both appeal to the base human emotions of Fear, Guilt, Lust, Sloth and Greed. In the case of cAGW, it is Guilt and Fear. In the case of COVID, it is fear. Following the money shows that Greed is a motivation to engage in the fraud. Climate change has resulted in a shakedown of the nations of the world for around 200 billion a year to the UN, the ones promulgating the myth. Vaccine makers are set to make trillions from a “vaccine” as well as potentially having everyone microchipped, eventually to be linked to their personal finances. This has the potential to usurp our personal economic sovereignty-you can lose it all with the click of a mouse.

Both indulge in name – calling to put us off the scent in terms of questioning the narrative. racist, denier, sexist, misogynist, conspiracy theorist etc. Another classic liars tactic. They also get nastier – they undermine dissenters’ careers and ability to derive an income. The right and ability to question is a basic human right. Like freedom of speech, freedom of belief, property rights and the right to redress in the event of injury, the freedom to question is fundamental to human freedom as well as human progress.

There other similarities, which WUWT will clearly see.

They are all out of the liars’ handbook.

Moderately Cross of East Anglia
November 26, 2020 12:25 pm

Thermal mismatch? Wow, as in:
“Turn the heating up a bit dear, I’m cold”
“No, I’m too hot and anyway you’ll destroy the ozone layer or something”

Meanwhile another decade rolls on with no evidence of any climate catastrophe in sight except in the minds of the end of times cultists, who are always with us throughout human history.

Greytide
November 26, 2020 1:42 pm

R.I.P Science. “Facts” are now decided by peer groups and conjecture.

Rory Forbes
November 26, 2020 1:42 pm

It’s well understood that “climate change” is among the conditions causing speciation and since it is also the default condition of climate nothing we can do is likely to change that. I mean, hell … I’ve still yet to find many people who understand what “climate” means. It’s not like climate is something we can consciously experience. Most people are unaware of less than a 0.5 degree F change in an hour, never mind a decade … or 60+ years.

First learn what climate means … hint, this planet doesn’t have one.

November 26, 2020 3:34 pm

“Understanding how the spread, severity and distribution of animal infectious diseases could change in the future has reached a new level of importance as a result of the global pandemic caused by SARS-CoV-2, a pathogen which appears to have originated from wildlife,” said Jason Rohr …

I am continually amazed at the blindness of so-called health experts (as quoted above) regarding the origin of the ChiCom flu. In the footsteps of “climate” researchers who will compromise and prostitute themselves for a research dollar, never bothering to open-mindedly investigate and challenge the prevailing narrative for themselves. Science is dead.

As I have said before:
(1) There is exactly one (1), count’em 1, BSL4 laboratory in China doing virology research, likely including “gain of function” research. It is in Wuhan.
(2) There are tens of thousands cities, towns and villages in the world where a vast array of fresh meats and wild game are sold in markets, yet this virus originated in just one, Wuhan.
Coincidence? Wet markets? NO WAY.
China unleashed this thing on the world from their lab in Wuhan. The only question is whether it was an accident or an intentional act of war. I lean toward the latter. In either case, when will the world demand reparations from China for the deaths and damages that it caused? This is WWIII.

Peter
November 26, 2020 4:11 pm

“”Changes in climate can increase infectious disease risk in animals, researchers found — with the possibility that these diseases could spread to humans, they warn”

“fungal disease risk increased sharply”.

Have the researchers quantified the increase and decrease?

If I buy five lottery tickets instead of one, my chances of winning the jackpot have increased sharply (5 times), but I still end up not winning the jackpot.

November 27, 2020 12:15 am

COVID19 death rates in Far-East Asia are comparatively very low compared to the rest of the world primarily due to: much higher natural T-cell immunity from more exposure to many varieties of coronaviruses, much lower obesity rates, and diets higher in vitamin D, and we’re certainly not because of higher incidence of mask wearing or stupid economic shutdowns..

Here are the deaths per million population in some Far-East/Oceania countries, many of whom are developing countries:

Cambodia: 0
Laos: 0
Mongolia: 0
Macao: 0
Bhutan: 0
Taiwan: 0.3
Vietnam: 0.4
New Guinea: 0.8
Thailand: 0.9
China: 3 (*?)
Singapore: 5
New Zealand: 5
S.Korea: 10
Malaysia: 11
Hong Kong: 14
Japan: 16
Australia: 35
Indonesia:60
Philippines: 75

Compare these to Western countries’ COVID19 deaths/million population:
Belgium: 1,397
Spain: 949
Italy: 875
Czechia: 839
UK: 838
USA: 812
Brazil: 804
Mexico: 800
France:780
Bosnia and Herzegovina: 758
Sweden: 654

Anyone contributing these much lower Far-East Asian COVID19 deaths/million population to economic shutdowns and mask wearing is a complete fool.

Anders Valland
November 27, 2020 12:41 am

They are right, but for the wrong reasons. Climate is being used to drive centralisation of our population, moving ever more people into tighter dwellings in cities. When people live in tighter confines, a virus has a far better chance of succeeding. As we see today. The Covid problems are primarily found in places with high population concentrations.

November 27, 2020 2:10 pm

“implement mitigation strategies to reduce climate change.”
or you could….
“implement adaptation strategies”
It will cost less and be much more effective.