New Pandemics Study Reveals Climate Change May Trigger Viral Spillovers

effects of climate change

The effects of climate change can be seen signaling some peculiar changes to come in the future. The major effects due to climate change resides on changing environments and unreliable weather conditions.

Although, climate change effects are many, there are not concrete measures being employed by countries across the globe. One such change has been due to the melting of ice in the arctic.

Another direct effect of climate change is there in the form of several species that have become extinct due to the sudden change in weather conditions.

Now, as per a new research which has come a long way forward is an increased risk of a “viral spillover” that could take place in some regions. If this happens, it could trigger new pandemics in the years to come.

Well, the effects of climate change can be such that it can shift certain species of viral vectors along with reservoirs northward.

This could lead to the High Arctic zone becoming a most viable ground for pandemics. This is what researchers have to say which was published on October 19, 2022.

It’s published in the biological research journal of The Royal Society, UK.


Viral spillover

Do you know virus happens to be the most brutal entity found on earth? Well, we all witnessed it at the time of COVID-19 that took away hundreds of lives across the globe.

The only thing that a virus needs to replicate is a host cell. If you look at some of the most stable virus-host relationships, you can find them in superkingdoms.

Studies suggest a virus may also infect a new host from a reservoir host where it actually resides. The process by which a virus can transmit a novel host is known as viral spillover.

Also Read: Lyme Disease On the Rise In Kanesatake Due to Climate Change


What the Study of An Arctic Lake Says?

Before studying the process of viral spillover, researches from the University of Ottava collected some soil samples from the largest High Arctic in Canada.

It’s the largest arctic lake by volume in the world. It’s also the largest local freshwater system.

Afterwards, they took various DNA and RNA samples to mainly reconstruct the viral composition of the lake. They later tried to estimate the risk of a spillover and came to know that chances of a viral spillover to an entirely new host tends to increase with runoff from glacier melt.

It’s also treated as a proxy for climate change. With the rising temperatures, the glaciers also started to melt.

This melting of glaciers gave more chance for all the virus and bacterias that were previously trapped in the ice to become free and become ready to find new hosts.


Disease potential Due to Effects of Climate Change

The study further revealed that the chances of a viral spillover increases with the changes in the environment at a particular location. One major factor responsible is global warming.

This is what the team of researchers have to say, “Climate change leads to shifts in species ranges and distributions, new associations can emerge, bringing in vectors that can mediate viral spillovers, as simulations recently highlight.” they said.


Also Read: Over 200 Medical Journals Call for Urgent Action On Severe Climate Change




Follow Us: Facebook | Twitter | Google News